13381420920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{7331}}^1$

素因数の和:7446

約数の個数: 256

約数和(自身を含む): 47891450880

約数和(自身を除く): 34510029960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 53, 56, 60, 70, 82, 84, 105, 106, 120, 123, 140, 159, 164, 168, 205, 210, 212, 246, 265, 280, 287, 318, 328, 371, 410, 420, 424, 492, 530, 574, 615, 636, 742, 795, 820, 840, 861, 984, 1060, 1113, 1148, 1230, 1272, 1435, 1484, 1590, 1640, 1722, 1855, 2120, 2173, 2226, 2296, 2460, 2870, 2968, 3180, 3444, 3710, 4305, 4346, 4452, 4920, 5565, 5740, 6360, 6519, 6888, 7331, 7420, 8610, 8692, 8904, 10865, 11130, 11480, 13038, 14662, 14840, 15211, 17220, 17384, 21730, 21993, 22260, 26076, 29324, 30422, 32595, 34440, 36655, 43460, 43986, 44520, 45633, 51317, 52152, 58648, 60844, 65190, 73310, 76055, 86920, 87972, 91266, 102634, 109965, 121688, 130380, 146620, 152110, 153951, 175944, 182532, 205268, 219930, 228165, 256585, 260760, 293240, 300571, 304220, 307902, 365064, 388543, 410536, 439860, 456330, 513170, 601142, 608440, 615804, 769755, 777086, 879720, 901713, 912660, 1026340, 1165629, 1202284, 1231608, 1502855, 1539510, 1554172, 1803426, 1825320, 1942715, 2052680, 2103997, 2331258, 2404568, 2719801, 3005710, 3079020, 3108344, 3606852, 3885430, 4207994, 4508565, 4662516, 5439602, 5828145, 6011420, 6158040, 6311991, 7213704, 7770860, 8159403, 8415988, 9017130, 9325032, 10519985, 10879204, 11656290, 12022840, 12623982, 13599005, 15541720, 15930263, 16318806, 16831976, 18034260, 21039970, 21758408, 23312580, 25247964, 27198010, 31559955, 31860526, 32637612, 36068520, 40797015, 42079940, 46625160, 47790789, 50495928, 54396020, 63119910, 63721052, 65275224, 79651315, 81594030, 84159880, 95581578, 108792040, 111511841, 126239820, 127442104, 159302630, 163188060, 191163156, 223023682, 238953945, 252479640, 318605260, 326376120, 334535523, 382326312, 446047364, 477907890, 557559205, 637210520, 669071046, 892094728, 955815780, 1115118410, 1338142092, 1672677615, 1911631560, 2230236820, 2676284184, 3345355230, 4460473640, 6690710460, 13381420920]

約数ペア:

[(1, 13381420920), (2, 6690710460), (3, 4460473640), (4, 3345355230), (5, 2676284184), (6, 2230236820), (7, 1911631560), (8, 1672677615), (10, 1338142092), (12, 1115118410), (14, 955815780), (15, 892094728), (20, 669071046), (21, 637210520), (24, 557559205), (28, 477907890), (30, 446047364), (35, 382326312), (40, 334535523), (41, 326376120), (42, 318605260), (53, 252479640), (56, 238953945), (60, 223023682), (70, 191163156), (82, 163188060), (84, 159302630), (105, 127442104), (106, 126239820), (120, 111511841), (123, 108792040), (140, 95581578), (159, 84159880), (164, 81594030), (168, 79651315), (205, 65275224), (210, 63721052), (212, 63119910), (246, 54396020), (265, 50495928), (280, 47790789), (287, 46625160), (318, 42079940), (328, 40797015), (371, 36068520), (410, 32637612), (420, 31860526), (424, 31559955), (492, 27198010), (530, 25247964), (574, 23312580), (615, 21758408), (636, 21039970), (742, 18034260), (795, 16831976), (820, 16318806), (840, 15930263), (861, 15541720), (984, 13599005), (1060, 12623982), (1113, 12022840), (1148, 11656290), (1230, 10879204), (1272, 10519985), (1435, 9325032), (1484, 9017130), (1590, 8415988), (1640, 8159403), (1722, 7770860), (1855, 7213704), (2120, 6311991), (2173, 6158040), (2226, 6011420), (2296, 5828145), (2460, 5439602), (2870, 4662516), (2968, 4508565), (3180, 4207994), (3444, 3885430), (3710, 3606852), (4305, 3108344), (4346, 3079020), (4452, 3005710), (4920, 2719801), (5565, 2404568), (5740, 2331258), (6360, 2103997), (6519, 2052680), (6888, 1942715), (7331, 1825320), (7420, 1803426), (8610, 1554172), (8692, 1539510), (8904, 1502855), (10865, 1231608), (11130, 1202284), (11480, 1165629), (13038, 1026340), (14662, 912660), (14840, 901713), (15211, 879720), (17220, 777086), (17384, 769755), (21730, 615804), (21993, 608440), (22260, 601142), (26076, 513170), (29324, 456330), (30422, 439860), (32595, 410536), (34440, 388543), (36655, 365064), (43460, 307902), (43986, 304220), (44520, 300571), (45633, 293240), (51317, 260760), (52152, 256585), (58648, 228165), (60844, 219930), (65190, 205268), (73310, 182532), (76055, 175944), (86920, 153951), (87972, 152110), (91266, 146620), (102634, 130380), (109965, 121688)]