61970220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 205837632

約数和(自身を除く): 143867412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 355, 373, 390, 426, 468, 585, 639, 710, 746, 780, 852, 923, 1065, 1119, 1170, 1278, 1420, 1492, 1846, 1865, 2130, 2238, 2340, 2556, 2769, 3195, 3357, 3692, 3730, 4260, 4476, 4615, 4849, 5538, 5595, 6390, 6714, 7460, 8307, 9230, 9698, 11076, 11190, 12780, 13428, 13845, 14547, 16614, 16785, 18460, 19396, 22380, 24245, 26483, 27690, 29094, 33228, 33570, 41535, 43641, 48490, 52966, 55380, 58188, 67140, 72735, 79449, 83070, 87282, 96980, 105932, 132415, 145470, 158898, 166140, 174564, 218205, 238347, 264830, 290940, 317796, 344279, 397245, 436410, 476694, 529660, 688558, 794490, 872820, 953388, 1032837, 1191735, 1377116, 1588980, 1721395, 2065674, 2383470, 3098511, 3442790, 4131348, 4766940, 5164185, 6197022, 6885580, 10328370, 12394044, 15492555, 20656740, 30985110, 61970220]

約数ペア:

[(1, 61970220), (2, 30985110), (3, 20656740), (4, 15492555), (5, 12394044), (6, 10328370), (9, 6885580), (10, 6197022), (12, 5164185), (13, 4766940), (15, 4131348), (18, 3442790), (20, 3098511), (26, 2383470), (30, 2065674), (36, 1721395), (39, 1588980), (45, 1377116), (52, 1191735), (60, 1032837), (65, 953388), (71, 872820), (78, 794490), (90, 688558), (117, 529660), (130, 476694), (142, 436410), (156, 397245), (180, 344279), (195, 317796), (213, 290940), (234, 264830), (260, 238347), (284, 218205), (355, 174564), (373, 166140), (390, 158898), (426, 145470), (468, 132415), (585, 105932), (639, 96980), (710, 87282), (746, 83070), (780, 79449), (852, 72735), (923, 67140), (1065, 58188), (1119, 55380), (1170, 52966), (1278, 48490), (1420, 43641), (1492, 41535), (1846, 33570), (1865, 33228), (2130, 29094), (2238, 27690), (2340, 26483), (2556, 24245), (2769, 22380), (3195, 19396), (3357, 18460), (3692, 16785), (3730, 16614), (4260, 14547), (4476, 13845), (4615, 13428), (4849, 12780), (5538, 11190), (5595, 11076), (6390, 9698), (6714, 9230), (7460, 8307)]