1219920

素因数分解:

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

素因数の和:69

約数の個数: 160

約数和(自身を含む): 4499712

約数和(自身を除く): 3279792

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, 102, 104, 115, 120, 130, 136, 138, 156, 170, 184, 195, 204, 208, 221, 230, 240, 255, 260, 272, 276, 299, 312, 340, 345, 368, 390, 391, 408, 442, 460, 510, 520, 552, 598, 624, 663, 680, 690, 780, 782, 816, 884, 897, 920, 1020, 1040, 1104, 1105, 1173, 1196, 1326, 1360, 1380, 1495, 1560, 1564, 1768, 1794, 1840, 1955, 2040, 2210, 2346, 2392, 2652, 2760, 2990, 3120, 3128, 3315, 3536, 3588, 3910, 4080, 4420, 4485, 4692, 4784, 5083, 5304, 5520, 5865, 5980, 6256, 6630, 7176, 7820, 8840, 8970, 9384, 10166, 10608, 11730, 11960, 13260, 14352, 15249, 15640, 17680, 17940, 18768, 20332, 23460, 23920, 25415, 26520, 30498, 31280, 35880, 40664, 46920, 50830, 53040, 60996, 71760, 76245, 81328, 93840, 101660, 121992, 152490, 203320, 243984, 304980, 406640, 609960, 1219920]

約数ペア:

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