123747040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 307480320

約数和(自身を除く): 183733280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 80, 122, 124, 155, 160, 244, 248, 305, 310, 409, 488, 496, 610, 620, 818, 976, 992, 1220, 1240, 1636, 1891, 1952, 2045, 2440, 2480, 3272, 3782, 4090, 4880, 4960, 6544, 7564, 8180, 9455, 9760, 12679, 13088, 15128, 16360, 18910, 24949, 25358, 30256, 32720, 37820, 49898, 50716, 60512, 63395, 65440, 75640, 99796, 101432, 124745, 126790, 151280, 199592, 202864, 249490, 253580, 302560, 399184, 405728, 498980, 507160, 773419, 798368, 997960, 1014320, 1546838, 1995920, 2028640, 3093676, 3867095, 3991840, 6187352, 7734190, 12374704, 15468380, 24749408, 30936760, 61873520, 123747040]

約数ペア:

[(1, 123747040), (2, 61873520), (4, 30936760), (5, 24749408), (8, 15468380), (10, 12374704), (16, 7734190), (20, 6187352), (31, 3991840), (32, 3867095), (40, 3093676), (61, 2028640), (62, 1995920), (80, 1546838), (122, 1014320), (124, 997960), (155, 798368), (160, 773419), (244, 507160), (248, 498980), (305, 405728), (310, 399184), (409, 302560), (488, 253580), (496, 249490), (610, 202864), (620, 199592), (818, 151280), (976, 126790), (992, 124745), (1220, 101432), (1240, 99796), (1636, 75640), (1891, 65440), (1952, 63395), (2045, 60512), (2440, 50716), (2480, 49898), (3272, 37820), (3782, 32720), (4090, 30256), (4880, 25358), (4960, 24949), (6544, 18910), (7564, 16360), (8180, 15128), (9455, 13088), (9760, 12679)]