71655570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1277

約数の個数: 128

約数和(自身を含む): 225607680

約数和(自身を除く): 153952110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 1085, 1223, 1302, 1395, 1674, 1890, 1953, 2170, 2446, 2790, 3255, 3669, 3906, 4185, 5859, 6115, 6510, 7338, 8370, 8561, 9765, 11007, 11718, 12230, 17122, 18345, 19530, 22014, 25683, 29295, 33021, 36690, 37913, 42805, 51366, 55035, 58590, 66042, 75826, 77049, 85610, 110070, 113739, 128415, 154098, 165105, 189565, 227478, 231147, 256830, 265391, 330210, 341217, 379130, 385245, 462294, 530782, 568695, 682434, 770490, 796173, 1023651, 1137390, 1155735, 1326955, 1592346, 1706085, 2047302, 2311470, 2388519, 2653910, 3412170, 3980865, 4777038, 5118255, 7165557, 7961730, 10236510, 11942595, 14331114, 23885190, 35827785, 71655570]

約数ペア:

[(1, 71655570), (2, 35827785), (3, 23885190), (5, 14331114), (6, 11942595), (7, 10236510), (9, 7961730), (10, 7165557), (14, 5118255), (15, 4777038), (18, 3980865), (21, 3412170), (27, 2653910), (30, 2388519), (31, 2311470), (35, 2047302), (42, 1706085), (45, 1592346), (54, 1326955), (62, 1155735), (63, 1137390), (70, 1023651), (90, 796173), (93, 770490), (105, 682434), (126, 568695), (135, 530782), (155, 462294), (186, 385245), (189, 379130), (210, 341217), (217, 330210), (270, 265391), (279, 256830), (310, 231147), (315, 227478), (378, 189565), (434, 165105), (465, 154098), (558, 128415), (630, 113739), (651, 110070), (837, 85610), (930, 77049), (945, 75826), (1085, 66042), (1223, 58590), (1302, 55035), (1395, 51366), (1674, 42805), (1890, 37913), (1953, 36690), (2170, 33021), (2446, 29295), (2790, 25683), (3255, 22014), (3669, 19530), (3906, 18345), (4185, 17122), (5859, 12230), (6115, 11718), (6510, 11007), (7338, 9765), (8370, 8561)]