80855640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11821}}^1$

素因数の和:11857

約数の個数: 96

約数和(自身を含む): 276634800

約数和(自身を除く): 195779160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 11821, 23642, 35463, 47284, 59105, 70926, 94568, 106389, 118210, 141852, 177315, 212778, 224599, 236420, 283704, 354630, 425556, 449198, 472840, 531945, 673797, 709260, 851112, 898396, 1063890, 1122995, 1347594, 1418520, 1796792, 2021391, 2127780, 2245990, 2695188, 3368985, 4042782, 4255560, 4491980, 5390376, 6737970, 8085564, 8983960, 10106955, 13475940, 16171128, 20213910, 26951880, 40427820, 80855640]

約数ペア:

[(1, 80855640), (2, 40427820), (3, 26951880), (4, 20213910), (5, 16171128), (6, 13475940), (8, 10106955), (9, 8983960), (10, 8085564), (12, 6737970), (15, 5390376), (18, 4491980), (19, 4255560), (20, 4042782), (24, 3368985), (30, 2695188), (36, 2245990), (38, 2127780), (40, 2021391), (45, 1796792), (57, 1418520), (60, 1347594), (72, 1122995), (76, 1063890), (90, 898396), (95, 851112), (114, 709260), (120, 673797), (152, 531945), (171, 472840), (180, 449198), (190, 425556), (228, 354630), (285, 283704), (342, 236420), (360, 224599), (380, 212778), (456, 177315), (570, 141852), (684, 118210), (760, 106389), (855, 94568), (1140, 70926), (1368, 59105), (1710, 47284), (2280, 35463), (3420, 23642), (6840, 11821)]