19015780680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131071}}^1$

素因数の和:131132

約数の個数: 192

約数和(自身を含む): 68702699520

約数和(自身を除く): 49686918840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 520, 558, 585, 620, 744, 780, 806, 930, 936, 1116, 1170, 1209, 1240, 1395, 1560, 1612, 1860, 2015, 2232, 2340, 2418, 2790, 3224, 3627, 3720, 4030, 4680, 4836, 5580, 6045, 7254, 8060, 9672, 11160, 12090, 14508, 16120, 18135, 24180, 29016, 36270, 48360, 72540, 131071, 145080, 262142, 393213, 524284, 655355, 786426, 1048568, 1179639, 1310710, 1572852, 1703923, 1966065, 2359278, 2621420, 3145704, 3407846, 3932130, 4063201, 4718556, 5111769, 5242840, 5898195, 6815692, 7864260, 8126402, 8519615, 9437112, 10223538, 11796390, 12189603, 13631384, 15335307, 15728520, 16252804, 17039230, 20316005, 20447076, 23592780, 24379206, 25558845, 30670614, 32505608, 34078460, 36568809, 40632010, 40894152, 47185560, 48758412, 51117690, 52821613, 60948015, 61341228, 68156920, 73137618, 76676535, 81264020, 97516824, 102235380, 105643226, 121896030, 122682456, 146275236, 153353070, 158464839, 162528040, 182844045, 204470760, 211286452, 243792060, 264108065, 292550472, 306706140, 316929678, 365688090, 422572904, 475394517, 487584120, 528216130, 613412280, 633859356, 731376180, 792324195, 950789034, 1056432260, 1267718712, 1462752360, 1584648390, 1901578068, 2112864520, 2376972585, 3169296780, 3803156136, 4753945170, 6338593560, 9507890340, 19015780680]

約数ペア:

[(1, 19015780680), (2, 9507890340), (3, 6338593560), (4, 4753945170), (5, 3803156136), (6, 3169296780), (8, 2376972585), (9, 2112864520), (10, 1901578068), (12, 1584648390), (13, 1462752360), (15, 1267718712), (18, 1056432260), (20, 950789034), (24, 792324195), (26, 731376180), (30, 633859356), (31, 613412280), (36, 528216130), (39, 487584120), (40, 475394517), (45, 422572904), (52, 365688090), (60, 316929678), (62, 306706140), (65, 292550472), (72, 264108065), (78, 243792060), (90, 211286452), (93, 204470760), (104, 182844045), (117, 162528040), (120, 158464839), (124, 153353070), (130, 146275236), (155, 122682456), (156, 121896030), (180, 105643226), (186, 102235380), (195, 97516824), (234, 81264020), (248, 76676535), (260, 73137618), (279, 68156920), (310, 61341228), (312, 60948015), (360, 52821613), (372, 51117690), (390, 48758412), (403, 47185560), (465, 40894152), (468, 40632010), (520, 36568809), (558, 34078460), (585, 32505608), (620, 30670614), (744, 25558845), (780, 24379206), (806, 23592780), (930, 20447076), (936, 20316005), (1116, 17039230), (1170, 16252804), (1209, 15728520), (1240, 15335307), (1395, 13631384), (1560, 12189603), (1612, 11796390), (1860, 10223538), (2015, 9437112), (2232, 8519615), (2340, 8126402), (2418, 7864260), (2790, 6815692), (3224, 5898195), (3627, 5242840), (3720, 5111769), (4030, 4718556), (4680, 4063201), (4836, 3932130), (5580, 3407846), (6045, 3145704), (7254, 2621420), (8060, 2359278), (9672, 1966065), (11160, 1703923), (12090, 1572852), (14508, 1310710), (16120, 1179639), (18135, 1048568), (24180, 786426), (29016, 655355), (36270, 524284), (48360, 393213), (72540, 262142), (131071, 145080)]