247368420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1733}}^1$

素因数の和:1822

約数の個数: 144

約数和(自身を含む): 821791152

約数和(自身を除く): 574422732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 549, 585, 610, 732, 780, 793, 915, 1098, 1170, 1220, 1586, 1733, 1830, 2196, 2340, 2379, 2745, 3172, 3466, 3660, 3965, 4758, 5199, 5490, 6932, 7137, 7930, 8665, 9516, 10398, 10980, 11895, 14274, 15597, 15860, 17330, 20796, 22529, 23790, 25995, 28548, 31194, 34660, 35685, 45058, 47580, 51990, 62388, 67587, 71370, 77985, 90116, 103980, 105713, 112645, 135174, 142740, 155970, 202761, 211426, 225290, 270348, 311940, 317139, 337935, 405522, 422852, 450580, 528565, 634278, 675870, 811044, 951417, 1013805, 1057130, 1268556, 1351740, 1374269, 1585695, 1902834, 2027610, 2114260, 2748538, 3171390, 3805668, 4055220, 4122807, 4757085, 5497076, 6342780, 6871345, 8245614, 9514170, 12368421, 13742690, 16491228, 19028340, 20614035, 24736842, 27485380, 41228070, 49473684, 61842105, 82456140, 123684210, 247368420]

約数ペア:

[(1, 247368420), (2, 123684210), (3, 82456140), (4, 61842105), (5, 49473684), (6, 41228070), (9, 27485380), (10, 24736842), (12, 20614035), (13, 19028340), (15, 16491228), (18, 13742690), (20, 12368421), (26, 9514170), (30, 8245614), (36, 6871345), (39, 6342780), (45, 5497076), (52, 4757085), (60, 4122807), (61, 4055220), (65, 3805668), (78, 3171390), (90, 2748538), (117, 2114260), (122, 2027610), (130, 1902834), (156, 1585695), (180, 1374269), (183, 1351740), (195, 1268556), (234, 1057130), (244, 1013805), (260, 951417), (305, 811044), (366, 675870), (390, 634278), (468, 528565), (549, 450580), (585, 422852), (610, 405522), (732, 337935), (780, 317139), (793, 311940), (915, 270348), (1098, 225290), (1170, 211426), (1220, 202761), (1586, 155970), (1733, 142740), (1830, 135174), (2196, 112645), (2340, 105713), (2379, 103980), (2745, 90116), (3172, 77985), (3466, 71370), (3660, 67587), (3965, 62388), (4758, 51990), (5199, 47580), (5490, 45058), (6932, 35685), (7137, 34660), (7930, 31194), (8665, 28548), (9516, 25995), (10398, 23790), (10980, 22529), (11895, 20796), (14274, 17330), (15597, 15860)]