208837980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 192

約数和(自身を含む): 711244800

約数和(自身を除く): 502406820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 71, 78, 90, 108, 117, 130, 135, 142, 156, 180, 195, 213, 234, 260, 270, 284, 351, 355, 390, 419, 426, 468, 540, 585, 639, 702, 710, 780, 838, 852, 923, 1065, 1170, 1257, 1278, 1404, 1420, 1676, 1755, 1846, 1917, 2095, 2130, 2340, 2514, 2556, 2769, 3195, 3510, 3692, 3771, 3834, 4190, 4260, 4615, 5028, 5447, 5538, 6285, 6390, 7020, 7542, 7668, 8307, 8380, 9230, 9585, 10894, 11076, 11313, 12570, 12780, 13845, 15084, 16341, 16614, 18460, 18855, 19170, 21788, 22626, 24921, 25140, 27235, 27690, 29749, 32682, 33228, 37710, 38340, 41535, 45252, 49023, 49842, 54470, 55380, 56565, 59498, 65364, 75420, 81705, 83070, 89247, 98046, 99684, 108940, 113130, 118996, 124605, 147069, 148745, 163410, 166140, 178494, 196092, 226260, 245115, 249210, 267741, 294138, 297490, 326820, 356988, 386737, 446235, 490230, 498420, 535482, 588276, 594980, 735345, 773474, 803223, 892470, 980460, 1070964, 1160211, 1338705, 1470690, 1546948, 1606446, 1784940, 1933685, 2320422, 2677410, 2941380, 3212892, 3480633, 3867370, 4016115, 4640844, 5354820, 5801055, 6961266, 7734740, 8032230, 10441899, 11602110, 13922532, 16064460, 17403165, 20883798, 23204220, 34806330, 41767596, 52209495, 69612660, 104418990, 208837980]

約数ペア:

[(1, 208837980), (2, 104418990), (3, 69612660), (4, 52209495), (5, 41767596), (6, 34806330), (9, 23204220), (10, 20883798), (12, 17403165), (13, 16064460), (15, 13922532), (18, 11602110), (20, 10441899), (26, 8032230), (27, 7734740), (30, 6961266), (36, 5801055), (39, 5354820), (45, 4640844), (52, 4016115), (54, 3867370), (60, 3480633), (65, 3212892), (71, 2941380), (78, 2677410), (90, 2320422), (108, 1933685), (117, 1784940), (130, 1606446), (135, 1546948), (142, 1470690), (156, 1338705), (180, 1160211), (195, 1070964), (213, 980460), (234, 892470), (260, 803223), (270, 773474), (284, 735345), (351, 594980), (355, 588276), (390, 535482), (419, 498420), (426, 490230), (468, 446235), (540, 386737), (585, 356988), (639, 326820), (702, 297490), (710, 294138), (780, 267741), (838, 249210), (852, 245115), (923, 226260), (1065, 196092), (1170, 178494), (1257, 166140), (1278, 163410), (1404, 148745), (1420, 147069), (1676, 124605), (1755, 118996), (1846, 113130), (1917, 108940), (2095, 99684), (2130, 98046), (2340, 89247), (2514, 83070), (2556, 81705), (2769, 75420), (3195, 65364), (3510, 59498), (3692, 56565), (3771, 55380), (3834, 54470), (4190, 49842), (4260, 49023), (4615, 45252), (5028, 41535), (5447, 38340), (5538, 37710), (6285, 33228), (6390, 32682), (7020, 29749), (7542, 27690), (7668, 27235), (8307, 25140), (8380, 24921), (9230, 22626), (9585, 21788), (10894, 19170), (11076, 18855), (11313, 18460), (12570, 16614), (12780, 16341), (13845, 15084)]