19758752520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{745051}}^1$

素因数の和:745095

約数の個数: 128

約数和(自身を含む): 67591117440

約数和(自身を除く): 47832364920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 13260, 26520, 745051, 1490102, 2235153, 2980204, 3725255, 4470306, 5960408, 7450510, 8940612, 9685663, 11175765, 12665867, 14901020, 17881224, 19371326, 22351530, 25331734, 29056989, 29802040, 37997601, 38742652, 44703060, 48428315, 50663468, 58113978, 63329335, 75995202, 77485304, 89406120, 96856630, 101326936, 116227956, 126658670, 145284945, 151990404, 164656271, 189988005, 193713260, 232455912, 253317340, 290569890, 303980808, 329312542, 379976010, 387426520, 493968813, 506634680, 581139780, 658625084, 759952020, 823281355, 987937626, 1162279560, 1317250168, 1519904040, 1646562710, 1975875252, 2469844065, 3293125420, 3951750504, 4939688130, 6586250840, 9879376260, 19758752520]

約数ペア:

[(1, 19758752520), (2, 9879376260), (3, 6586250840), (4, 4939688130), (5, 3951750504), (6, 3293125420), (8, 2469844065), (10, 1975875252), (12, 1646562710), (13, 1519904040), (15, 1317250168), (17, 1162279560), (20, 987937626), (24, 823281355), (26, 759952020), (30, 658625084), (34, 581139780), (39, 506634680), (40, 493968813), (51, 387426520), (52, 379976010), (60, 329312542), (65, 303980808), (68, 290569890), (78, 253317340), (85, 232455912), (102, 193713260), (104, 189988005), (120, 164656271), (130, 151990404), (136, 145284945), (156, 126658670), (170, 116227956), (195, 101326936), (204, 96856630), (221, 89406120), (255, 77485304), (260, 75995202), (312, 63329335), (340, 58113978), (390, 50663468), (408, 48428315), (442, 44703060), (510, 38742652), (520, 37997601), (663, 29802040), (680, 29056989), (780, 25331734), (884, 22351530), (1020, 19371326), (1105, 17881224), (1326, 14901020), (1560, 12665867), (1768, 11175765), (2040, 9685663), (2210, 8940612), (2652, 7450510), (3315, 5960408), (4420, 4470306), (5304, 3725255), (6630, 2980204), (8840, 2235153), (13260, 1490102), (26520, 745051)]