634781940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1319}}^1$

素因数の和:1961

約数の個数: 96

約数和(自身を含む): 1918667520

約数和(自身を除く): 1283885580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 617, 780, 1234, 1319, 1851, 2468, 2638, 3085, 3702, 3957, 5276, 6170, 6595, 7404, 7914, 8021, 9255, 12340, 13190, 15828, 16042, 17147, 18510, 19785, 24063, 26380, 32084, 34294, 37020, 39570, 40105, 48126, 51441, 68588, 79140, 80210, 85735, 96252, 102882, 120315, 160420, 171470, 205764, 240630, 257205, 342940, 481260, 514410, 813823, 1028820, 1627646, 2441469, 3255292, 4069115, 4882938, 8138230, 9765876, 10579699, 12207345, 16276460, 21159398, 24414690, 31739097, 42318796, 48829380, 52898495, 63478194, 105796990, 126956388, 158695485, 211593980, 317390970, 634781940]

約数ペア:

[(1, 634781940), (2, 317390970), (3, 211593980), (4, 158695485), (5, 126956388), (6, 105796990), (10, 63478194), (12, 52898495), (13, 48829380), (15, 42318796), (20, 31739097), (26, 24414690), (30, 21159398), (39, 16276460), (52, 12207345), (60, 10579699), (65, 9765876), (78, 8138230), (130, 4882938), (156, 4069115), (195, 3255292), (260, 2441469), (390, 1627646), (617, 1028820), (780, 813823), (1234, 514410), (1319, 481260), (1851, 342940), (2468, 257205), (2638, 240630), (3085, 205764), (3702, 171470), (3957, 160420), (5276, 120315), (6170, 102882), (6595, 96252), (7404, 85735), (7914, 80210), (8021, 79140), (9255, 68588), (12340, 51441), (13190, 48126), (15828, 40105), (16042, 39570), (17147, 37020), (18510, 34294), (19785, 32084), (24063, 26380)]