74732320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 209986560

約数和(自身を除く): 135254240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 61, 62, 65, 76, 80, 95, 104, 122, 124, 130, 152, 155, 160, 190, 208, 244, 247, 248, 260, 304, 305, 310, 380, 403, 416, 488, 494, 496, 520, 589, 608, 610, 620, 760, 793, 806, 976, 988, 992, 1040, 1159, 1178, 1220, 1235, 1240, 1520, 1586, 1612, 1891, 1952, 1976, 2015, 2080, 2318, 2356, 2440, 2470, 2480, 2945, 3040, 3172, 3224, 3782, 3952, 3965, 4030, 4636, 4712, 4880, 4940, 4960, 5795, 5890, 6344, 6448, 7564, 7657, 7904, 7930, 8060, 9272, 9424, 9455, 9760, 9880, 11590, 11780, 12688, 12896, 15067, 15128, 15314, 15860, 16120, 18544, 18848, 18910, 19760, 23180, 23560, 24583, 25376, 30134, 30256, 30628, 31720, 32240, 35929, 37088, 37820, 38285, 39520, 46360, 47120, 49166, 60268, 60512, 61256, 63440, 64480, 71858, 75335, 75640, 76570, 92720, 94240, 98332, 120536, 122512, 122915, 126880, 143716, 150670, 151280, 153140, 179645, 185440, 196664, 241072, 245024, 245830, 287432, 301340, 302560, 306280, 359290, 393328, 467077, 482144, 491660, 574864, 602680, 612560, 718580, 786656, 934154, 983320, 1149728, 1205360, 1225120, 1437160, 1868308, 1966640, 2335385, 2410720, 2874320, 3736616, 3933280, 4670770, 5748640, 7473232, 9341540, 14946464, 18683080, 37366160, 74732320]

約数ペア:

[(1, 74732320), (2, 37366160), (4, 18683080), (5, 14946464), (8, 9341540), (10, 7473232), (13, 5748640), (16, 4670770), (19, 3933280), (20, 3736616), (26, 2874320), (31, 2410720), (32, 2335385), (38, 1966640), (40, 1868308), (52, 1437160), (61, 1225120), (62, 1205360), (65, 1149728), (76, 983320), (80, 934154), (95, 786656), (104, 718580), (122, 612560), (124, 602680), (130, 574864), (152, 491660), (155, 482144), (160, 467077), (190, 393328), (208, 359290), (244, 306280), (247, 302560), (248, 301340), (260, 287432), (304, 245830), (305, 245024), (310, 241072), (380, 196664), (403, 185440), (416, 179645), (488, 153140), (494, 151280), (496, 150670), (520, 143716), (589, 126880), (608, 122915), (610, 122512), (620, 120536), (760, 98332), (793, 94240), (806, 92720), (976, 76570), (988, 75640), (992, 75335), (1040, 71858), (1159, 64480), (1178, 63440), (1220, 61256), (1235, 60512), (1240, 60268), (1520, 49166), (1586, 47120), (1612, 46360), (1891, 39520), (1952, 38285), (1976, 37820), (2015, 37088), (2080, 35929), (2318, 32240), (2356, 31720), (2440, 30628), (2470, 30256), (2480, 30134), (2945, 25376), (3040, 24583), (3172, 23560), (3224, 23180), (3782, 19760), (3952, 18910), (3965, 18848), (4030, 18544), (4636, 16120), (4712, 15860), (4880, 15314), (4940, 15128), (4960, 15067), (5795, 12896), (5890, 12688), (6344, 11780), (6448, 11590), (7564, 9880), (7657, 9760), (7904, 9455), (7930, 9424), (8060, 9272)]