320091480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:879

約数の個数: 192

約数和(自身を含む): 1127455200

約数和(自身を除く): 807363720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 361, 380, 456, 513, 540, 570, 684, 722, 760, 821, 855, 1026, 1080, 1083, 1140, 1368, 1444, 1642, 1710, 1805, 2052, 2166, 2280, 2463, 2565, 2888, 3249, 3284, 3420, 3610, 4104, 4105, 4332, 4926, 5130, 5415, 6498, 6568, 6840, 7220, 7389, 8210, 8664, 9747, 9852, 10260, 10830, 12315, 12996, 14440, 14778, 15599, 16245, 16420, 19494, 19704, 20520, 21660, 22167, 24630, 25992, 29556, 31198, 32490, 32840, 36945, 38988, 43320, 44334, 46797, 48735, 49260, 59112, 62396, 64980, 73890, 77976, 77995, 88668, 93594, 97470, 98520, 110835, 124792, 129960, 140391, 147780, 155990, 177336, 187188, 194940, 221670, 233985, 280782, 295560, 296381, 311980, 374376, 389880, 421173, 443340, 467970, 561564, 592762, 623960, 701955, 842346, 886680, 889143, 935940, 1123128, 1185524, 1403910, 1481905, 1684692, 1778286, 1871880, 2105865, 2371048, 2667429, 2807820, 2963810, 3369384, 3556572, 4211730, 4445715, 5334858, 5615640, 5927620, 7113144, 8002287, 8423460, 8891430, 10669716, 11855240, 13337145, 16004574, 16846920, 17782860, 21339432, 26674290, 32009148, 35565720, 40011435, 53348580, 64018296, 80022870, 106697160, 160045740, 320091480]

約数ペア:

[(1, 320091480), (2, 160045740), (3, 106697160), (4, 80022870), (5, 64018296), (6, 53348580), (8, 40011435), (9, 35565720), (10, 32009148), (12, 26674290), (15, 21339432), (18, 17782860), (19, 16846920), (20, 16004574), (24, 13337145), (27, 11855240), (30, 10669716), (36, 8891430), (38, 8423460), (40, 8002287), (45, 7113144), (54, 5927620), (57, 5615640), (60, 5334858), (72, 4445715), (76, 4211730), (90, 3556572), (95, 3369384), (108, 2963810), (114, 2807820), (120, 2667429), (135, 2371048), (152, 2105865), (171, 1871880), (180, 1778286), (190, 1684692), (216, 1481905), (228, 1403910), (270, 1185524), (285, 1123128), (342, 935940), (360, 889143), (361, 886680), (380, 842346), (456, 701955), (513, 623960), (540, 592762), (570, 561564), (684, 467970), (722, 443340), (760, 421173), (821, 389880), (855, 374376), (1026, 311980), (1080, 296381), (1083, 295560), (1140, 280782), (1368, 233985), (1444, 221670), (1642, 194940), (1710, 187188), (1805, 177336), (2052, 155990), (2166, 147780), (2280, 140391), (2463, 129960), (2565, 124792), (2888, 110835), (3249, 98520), (3284, 97470), (3420, 93594), (3610, 88668), (4104, 77995), (4105, 77976), (4332, 73890), (4926, 64980), (5130, 62396), (5415, 59112), (6498, 49260), (6568, 48735), (6840, 46797), (7220, 44334), (7389, 43320), (8210, 38988), (8664, 36945), (9747, 32840), (9852, 32490), (10260, 31198), (10830, 29556), (12315, 25992), (12996, 24630), (14440, 22167), (14778, 21660), (15599, 20520), (16245, 19704), (16420, 19494)]