203421380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 460615680

約数和(自身を除く): 257194300

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 67, 83, 118, 124, 134, 155, 166, 236, 268, 295, 310, 332, 335, 415, 590, 620, 670, 830, 1180, 1340, 1660, 1829, 2077, 2573, 3658, 3953, 4154, 4897, 5146, 5561, 7316, 7906, 8308, 9145, 9794, 10292, 10385, 11122, 12865, 15812, 18290, 19588, 19765, 20770, 22244, 24485, 25730, 27805, 36580, 39530, 41540, 48970, 51460, 55610, 79060, 97940, 111220, 122543, 151807, 172391, 245086, 303614, 328099, 344782, 490172, 607228, 612715, 656198, 689564, 759035, 861955, 1225430, 1312396, 1518070, 1640495, 1723910, 2450860, 3036140, 3280990, 3447820, 6561980, 10171069, 20342138, 40684276, 50855345, 101710690, 203421380]

約数ペア:

[(1, 203421380), (2, 101710690), (4, 50855345), (5, 40684276), (10, 20342138), (20, 10171069), (31, 6561980), (59, 3447820), (62, 3280990), (67, 3036140), (83, 2450860), (118, 1723910), (124, 1640495), (134, 1518070), (155, 1312396), (166, 1225430), (236, 861955), (268, 759035), (295, 689564), (310, 656198), (332, 612715), (335, 607228), (415, 490172), (590, 344782), (620, 328099), (670, 303614), (830, 245086), (1180, 172391), (1340, 151807), (1660, 122543), (1829, 111220), (2077, 97940), (2573, 79060), (3658, 55610), (3953, 51460), (4154, 48970), (4897, 41540), (5146, 39530), (5561, 36580), (7316, 27805), (7906, 25730), (8308, 24485), (9145, 22244), (9794, 20770), (10292, 19765), (10385, 19588), (11122, 18290), (12865, 15812)]