19378112520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{185401}}^1$

素因数の和:185495

約数の個数: 128

約数和(自身を含む): 63540973440

約数和(自身を除く): 44162860920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 871, 1005, 1340, 1560, 1608, 1742, 2010, 2613, 2680, 3484, 4020, 4355, 5226, 6968, 8040, 8710, 10452, 13065, 17420, 20904, 26130, 34840, 52260, 104520, 185401, 370802, 556203, 741604, 927005, 1112406, 1483208, 1854010, 2224812, 2410213, 2781015, 3708020, 4449624, 4820426, 5562030, 7230639, 7416040, 9640852, 11124060, 12051065, 12421867, 14461278, 19281704, 22248120, 24102130, 24843734, 28922556, 36153195, 37265601, 48204260, 49687468, 57845112, 62109335, 72306390, 74531202, 96408520, 99374936, 124218670, 144612780, 149062404, 161484271, 186328005, 248437340, 289225560, 298124808, 322968542, 372656010, 484452813, 496874680, 645937084, 745312020, 807421355, 968905626, 1291874168, 1490624040, 1614842710, 1937811252, 2422264065, 3229685420, 3875622504, 4844528130, 6459370840, 9689056260, 19378112520]

約数ペア:

[(1, 19378112520), (2, 9689056260), (3, 6459370840), (4, 4844528130), (5, 3875622504), (6, 3229685420), (8, 2422264065), (10, 1937811252), (12, 1614842710), (13, 1490624040), (15, 1291874168), (20, 968905626), (24, 807421355), (26, 745312020), (30, 645937084), (39, 496874680), (40, 484452813), (52, 372656010), (60, 322968542), (65, 298124808), (67, 289225560), (78, 248437340), (104, 186328005), (120, 161484271), (130, 149062404), (134, 144612780), (156, 124218670), (195, 99374936), (201, 96408520), (260, 74531202), (268, 72306390), (312, 62109335), (335, 57845112), (390, 49687468), (402, 48204260), (520, 37265601), (536, 36153195), (670, 28922556), (780, 24843734), (804, 24102130), (871, 22248120), (1005, 19281704), (1340, 14461278), (1560, 12421867), (1608, 12051065), (1742, 11124060), (2010, 9640852), (2613, 7416040), (2680, 7230639), (3484, 5562030), (4020, 4820426), (4355, 4449624), (5226, 3708020), (6968, 2781015), (8040, 2410213), (8710, 2224812), (10452, 1854010), (13065, 1483208), (17420, 1112406), (20904, 927005), (26130, 741604), (34840, 556203), (52260, 370802), (104520, 185401)]