1900582740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20663}}^1$

素因数の和:20758

約数の個数: 144

約数和(自身を含む): 6679266048

約数和(自身を除く): 4778683308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 1022, 1095, 1260, 1314, 1460, 1533, 2044, 2190, 2555, 2628, 3066, 3285, 4380, 4599, 5110, 6132, 6570, 7665, 9198, 10220, 13140, 15330, 18396, 20663, 22995, 30660, 41326, 45990, 61989, 82652, 91980, 103315, 123978, 144641, 185967, 206630, 247956, 289282, 309945, 371934, 413260, 433923, 578564, 619890, 723205, 743868, 867846, 929835, 1239780, 1301769, 1446410, 1508399, 1735692, 1859670, 2169615, 2603538, 2892820, 3016798, 3719340, 4339230, 4525197, 5207076, 6033596, 6508845, 7541995, 8678460, 9050394, 10558793, 13017690, 13575591, 15083990, 18100788, 21117586, 22625985, 26035380, 27151182, 30167980, 31676379, 42235172, 45251970, 52793965, 54302364, 63352758, 67877955, 90503940, 95029137, 105587930, 126705516, 135755910, 158381895, 190058274, 211175860, 271511820, 316763790, 380116548, 475145685, 633527580, 950291370, 1900582740]

約数ペア:

[(1, 1900582740), (2, 950291370), (3, 633527580), (4, 475145685), (5, 380116548), (6, 316763790), (7, 271511820), (9, 211175860), (10, 190058274), (12, 158381895), (14, 135755910), (15, 126705516), (18, 105587930), (20, 95029137), (21, 90503940), (28, 67877955), (30, 63352758), (35, 54302364), (36, 52793965), (42, 45251970), (45, 42235172), (60, 31676379), (63, 30167980), (70, 27151182), (73, 26035380), (84, 22625985), (90, 21117586), (105, 18100788), (126, 15083990), (140, 13575591), (146, 13017690), (180, 10558793), (210, 9050394), (219, 8678460), (252, 7541995), (292, 6508845), (315, 6033596), (365, 5207076), (420, 4525197), (438, 4339230), (511, 3719340), (630, 3016798), (657, 2892820), (730, 2603538), (876, 2169615), (1022, 1859670), (1095, 1735692), (1260, 1508399), (1314, 1446410), (1460, 1301769), (1533, 1239780), (2044, 929835), (2190, 867846), (2555, 743868), (2628, 723205), (3066, 619890), (3285, 578564), (4380, 433923), (4599, 413260), (5110, 371934), (6132, 309945), (6570, 289282), (7665, 247956), (9198, 206630), (10220, 185967), (13140, 144641), (15330, 123978), (18396, 103315), (20663, 91980), (22995, 82652), (30660, 61989), (41326, 45990)]