123211920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 320

約数和(自身を含む): 458970624

約数和(自身を除く): 335758704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 23, 24, 26, 30, 34, 39, 40, 46, 48, 51, 52, 60, 65, 68, 69, 78, 80, 85, 92, 101, 102, 104, 115, 120, 130, 136, 138, 156, 170, 184, 195, 202, 204, 208, 221, 230, 240, 255, 260, 272, 276, 299, 303, 312, 340, 345, 368, 390, 391, 404, 408, 442, 460, 505, 510, 520, 552, 598, 606, 624, 663, 680, 690, 780, 782, 808, 816, 884, 897, 920, 1010, 1020, 1040, 1104, 1105, 1173, 1196, 1212, 1313, 1326, 1360, 1380, 1495, 1515, 1560, 1564, 1616, 1717, 1768, 1794, 1840, 1955, 2020, 2040, 2210, 2323, 2346, 2392, 2424, 2626, 2652, 2760, 2990, 3030, 3120, 3128, 3315, 3434, 3536, 3588, 3910, 3939, 4040, 4080, 4420, 4485, 4646, 4692, 4784, 4848, 5083, 5151, 5252, 5304, 5520, 5865, 5980, 6060, 6256, 6565, 6630, 6868, 6969, 7176, 7820, 7878, 8080, 8585, 8840, 8970, 9292, 9384, 10166, 10302, 10504, 10608, 11615, 11730, 11960, 12120, 13130, 13260, 13736, 13938, 14352, 15249, 15640, 15756, 17170, 17680, 17940, 18584, 18768, 19695, 20332, 20604, 21008, 22321, 23230, 23460, 23920, 24240, 25415, 25755, 26260, 26520, 27472, 27876, 30199, 30498, 31280, 31512, 34340, 34845, 35880, 37168, 39390, 39491, 40664, 41208, 44642, 46460, 46920, 50830, 51510, 52520, 53040, 55752, 60398, 60996, 63024, 66963, 68680, 69690, 71760, 76245, 78780, 78982, 81328, 82416, 89284, 90597, 92920, 93840, 101660, 103020, 105040, 111504, 111605, 118473, 120796, 121992, 133926, 137360, 139380, 150995, 152490, 157560, 157964, 178568, 181194, 185840, 197455, 203320, 206040, 223210, 236946, 241592, 243984, 267852, 278760, 301990, 304980, 315120, 315928, 334815, 357136, 362388, 394910, 406640, 412080, 446420, 452985, 473892, 483184, 513383, 535704, 557520, 592365, 603980, 609960, 631856, 669630, 724776, 789820, 892840, 905970, 947784, 1026766, 1071408, 1184730, 1207960, 1219920, 1339260, 1449552, 1540149, 1579640, 1785680, 1811940, 1895568, 2053532, 2369460, 2415920, 2566915, 2678520, 3080298, 3159280, 3623880, 4107064, 4738920, 5133830, 5357040, 6160596, 7247760, 7700745, 8214128, 9477840, 10267660, 12321192, 15401490, 20535320, 24642384, 30802980, 41070640, 61605960, 123211920]

約数ペア:

[(1, 123211920), (2, 61605960), (3, 41070640), (4, 30802980), (5, 24642384), (6, 20535320), (8, 15401490), (10, 12321192), (12, 10267660), (13, 9477840), (15, 8214128), (16, 7700745), (17, 7247760), (20, 6160596), (23, 5357040), (24, 5133830), (26, 4738920), (30, 4107064), (34, 3623880), (39, 3159280), (40, 3080298), (46, 2678520), (48, 2566915), (51, 2415920), (52, 2369460), (60, 2053532), (65, 1895568), (68, 1811940), (69, 1785680), (78, 1579640), (80, 1540149), (85, 1449552), (92, 1339260), (101, 1219920), (102, 1207960), (104, 1184730), (115, 1071408), (120, 1026766), (130, 947784), (136, 905970), (138, 892840), (156, 789820), (170, 724776), (184, 669630), (195, 631856), (202, 609960), (204, 603980), (208, 592365), (221, 557520), (230, 535704), (240, 513383), (255, 483184), (260, 473892), (272, 452985), (276, 446420), (299, 412080), (303, 406640), (312, 394910), (340, 362388), (345, 357136), (368, 334815), (390, 315928), (391, 315120), (404, 304980), (408, 301990), (442, 278760), (460, 267852), (505, 243984), (510, 241592), (520, 236946), (552, 223210), (598, 206040), (606, 203320), (624, 197455), (663, 185840), (680, 181194), (690, 178568), (780, 157964), (782, 157560), (808, 152490), (816, 150995), (884, 139380), (897, 137360), (920, 133926), (1010, 121992), (1020, 120796), (1040, 118473), (1104, 111605), (1105, 111504), (1173, 105040), (1196, 103020), (1212, 101660), (1313, 93840), (1326, 92920), (1360, 90597), (1380, 89284), (1495, 82416), (1515, 81328), (1560, 78982), (1564, 78780), (1616, 76245), (1717, 71760), (1768, 69690), (1794, 68680), (1840, 66963), (1955, 63024), (2020, 60996), (2040, 60398), (2210, 55752), (2323, 53040), (2346, 52520), (2392, 51510), (2424, 50830), (2626, 46920), (2652, 46460), (2760, 44642), (2990, 41208), (3030, 40664), (3120, 39491), (3128, 39390), (3315, 37168), (3434, 35880), (3536, 34845), (3588, 34340), (3910, 31512), (3939, 31280), (4040, 30498), (4080, 30199), (4420, 27876), (4485, 27472), (4646, 26520), (4692, 26260), (4784, 25755), (4848, 25415), (5083, 24240), (5151, 23920), (5252, 23460), (5304, 23230), (5520, 22321), (5865, 21008), (5980, 20604), (6060, 20332), (6256, 19695), (6565, 18768), (6630, 18584), (6868, 17940), (6969, 17680), (7176, 17170), (7820, 15756), (7878, 15640), (8080, 15249), (8585, 14352), (8840, 13938), (8970, 13736), (9292, 13260), (9384, 13130), (10166, 12120), (10302, 11960), (10504, 11730), (10608, 11615)]