2439840

素因数分解:

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

素因数の和:71

約数の個数: 192

約数和(自身を含む): 9144576

約数和(自身を除く): 6704736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 23, 24, 26, 30, 32, 34, 39, 40, 46, 48, 51, 52, 60, 65, 68, 69, 78, 80, 85, 92, 96, 102, 104, 115, 120, 130, 136, 138, 156, 160, 170, 184, 195, 204, 208, 221, 230, 240, 255, 260, 272, 276, 299, 312, 340, 345, 368, 390, 391, 408, 416, 442, 460, 480, 510, 520, 544, 552, 598, 624, 663, 680, 690, 736, 780, 782, 816, 884, 897, 920, 1020, 1040, 1104, 1105, 1173, 1196, 1248, 1326, 1360, 1380, 1495, 1560, 1564, 1632, 1768, 1794, 1840, 1955, 2040, 2080, 2208, 2210, 2346, 2392, 2652, 2720, 2760, 2990, 3120, 3128, 3315, 3536, 3588, 3680, 3910, 4080, 4420, 4485, 4692, 4784, 5083, 5304, 5520, 5865, 5980, 6240, 6256, 6630, 7072, 7176, 7820, 8160, 8840, 8970, 9384, 9568, 10166, 10608, 11040, 11730, 11960, 12512, 13260, 14352, 15249, 15640, 17680, 17940, 18768, 20332, 21216, 23460, 23920, 25415, 26520, 28704, 30498, 31280, 35360, 35880, 37536, 40664, 46920, 47840, 50830, 53040, 60996, 62560, 71760, 76245, 81328, 93840, 101660, 106080, 121992, 143520, 152490, 162656, 187680, 203320, 243984, 304980, 406640, 487968, 609960, 813280, 1219920, 2439840]

約数ペア:

[(1, 2439840), (2, 1219920), (3, 813280), (4, 609960), (5, 487968), (6, 406640), (8, 304980), (10, 243984), (12, 203320), (13, 187680), (15, 162656), (16, 152490), (17, 143520), (20, 121992), (23, 106080), (24, 101660), (26, 93840), (30, 81328), (32, 76245), (34, 71760), (39, 62560), (40, 60996), (46, 53040), (48, 50830), (51, 47840), (52, 46920), (60, 40664), (65, 37536), (68, 35880), (69, 35360), (78, 31280), (80, 30498), (85, 28704), (92, 26520), (96, 25415), (102, 23920), (104, 23460), (115, 21216), (120, 20332), (130, 18768), (136, 17940), (138, 17680), (156, 15640), (160, 15249), (170, 14352), (184, 13260), (195, 12512), (204, 11960), (208, 11730), (221, 11040), (230, 10608), (240, 10166), (255, 9568), (260, 9384), (272, 8970), (276, 8840), (299, 8160), (312, 7820), (340, 7176), (345, 7072), (368, 6630), (390, 6256), (391, 6240), (408, 5980), (416, 5865), (442, 5520), (460, 5304), (480, 5083), (510, 4784), (520, 4692), (544, 4485), (552, 4420), (598, 4080), (624, 3910), (663, 3680), (680, 3588), (690, 3536), (736, 3315), (780, 3128), (782, 3120), (816, 2990), (884, 2760), (897, 2720), (920, 2652), (1020, 2392), (1040, 2346), (1104, 2210), (1105, 2208), (1173, 2080), (1196, 2040), (1248, 1955), (1326, 1840), (1360, 1794), (1380, 1768), (1495, 1632), (1560, 1564)]