71973720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^4$

素因数の和:76

約数の個数: 240

約数和(自身を含む): 289607760

約数和(自身を除く): 217634040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 455, 468, 504, 507, 520, 546, 585, 630, 676, 728, 780, 819, 840, 845, 910, 936, 1014, 1092, 1170, 1183, 1260, 1352, 1365, 1521, 1560, 1638, 1690, 1820, 2028, 2184, 2197, 2340, 2366, 2520, 2535, 2730, 3042, 3276, 3380, 3549, 3640, 4056, 4095, 4394, 4680, 4732, 5070, 5460, 5915, 6084, 6552, 6591, 6760, 7098, 7605, 8190, 8788, 9464, 10140, 10647, 10920, 10985, 11830, 12168, 13182, 14196, 15210, 15379, 16380, 17576, 17745, 19773, 20280, 21294, 21970, 23660, 26364, 28392, 28561, 30420, 30758, 32760, 32955, 35490, 39546, 42588, 43940, 46137, 47320, 52728, 53235, 57122, 60840, 61516, 65910, 70980, 76895, 79092, 85176, 85683, 87880, 92274, 98865, 106470, 114244, 123032, 131820, 138411, 141960, 142805, 153790, 158184, 171366, 184548, 197730, 199927, 212940, 228488, 230685, 257049, 263640, 276822, 285610, 307580, 342732, 369096, 395460, 399854, 425880, 428415, 461370, 514098, 553644, 571220, 599781, 615160, 685464, 692055, 790920, 799708, 856830, 922740, 999635, 1028196, 1107288, 1142440, 1199562, 1285245, 1384110, 1599416, 1713660, 1799343, 1845480, 1999270, 2056392, 2399124, 2570490, 2768220, 2998905, 3427320, 3598686, 3998540, 4798248, 5140980, 5536440, 5997810, 7197372, 7997080, 8996715, 10281960, 11995620, 14394744, 17993430, 23991240, 35986860, 71973720]

約数ペア:

[(1, 71973720), (2, 35986860), (3, 23991240), (4, 17993430), (5, 14394744), (6, 11995620), (7, 10281960), (8, 8996715), (9, 7997080), (10, 7197372), (12, 5997810), (13, 5536440), (14, 5140980), (15, 4798248), (18, 3998540), (20, 3598686), (21, 3427320), (24, 2998905), (26, 2768220), (28, 2570490), (30, 2399124), (35, 2056392), (36, 1999270), (39, 1845480), (40, 1799343), (42, 1713660), (45, 1599416), (52, 1384110), (56, 1285245), (60, 1199562), (63, 1142440), (65, 1107288), (70, 1028196), (72, 999635), (78, 922740), (84, 856830), (90, 799708), (91, 790920), (104, 692055), (105, 685464), (117, 615160), (120, 599781), (126, 571220), (130, 553644), (140, 514098), (156, 461370), (168, 428415), (169, 425880), (180, 399854), (182, 395460), (195, 369096), (210, 342732), (234, 307580), (252, 285610), (260, 276822), (273, 263640), (280, 257049), (312, 230685), (315, 228488), (338, 212940), (360, 199927), (364, 197730), (390, 184548), (420, 171366), (455, 158184), (468, 153790), (504, 142805), (507, 141960), (520, 138411), (546, 131820), (585, 123032), (630, 114244), (676, 106470), (728, 98865), (780, 92274), (819, 87880), (840, 85683), (845, 85176), (910, 79092), (936, 76895), (1014, 70980), (1092, 65910), (1170, 61516), (1183, 60840), (1260, 57122), (1352, 53235), (1365, 52728), (1521, 47320), (1560, 46137), (1638, 43940), (1690, 42588), (1820, 39546), (2028, 35490), (2184, 32955), (2197, 32760), (2340, 30758), (2366, 30420), (2520, 28561), (2535, 28392), (2730, 26364), (3042, 23660), (3276, 21970), (3380, 21294), (3549, 20280), (3640, 19773), (4056, 17745), (4095, 17576), (4394, 16380), (4680, 15379), (4732, 15210), (5070, 14196), (5460, 13182), (5915, 12168), (6084, 11830), (6552, 10985), (6591, 10920), (6760, 10647), (7098, 10140), (7605, 9464), (8190, 8788)]