72921240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1523}}^1$

素因数の和:1566

約数の個数: 192

約数和(自身を含む): 285292800

約数和(自身を除く): 212371560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1523, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 3046, 3192, 3420, 3990, 4569, 4788, 5320, 5985, 6092, 6840, 7615, 7980, 9138, 9576, 10661, 11970, 12184, 13707, 15230, 15960, 18276, 21322, 22845, 23940, 27414, 28937, 30460, 31983, 36552, 42644, 45690, 47880, 53305, 54828, 57874, 60920, 63966, 68535, 85288, 86811, 91380, 95949, 106610, 109656, 115748, 127932, 137070, 144685, 159915, 173622, 182760, 191898, 202559, 213220, 231496, 255864, 260433, 274140, 289370, 319830, 347244, 383796, 405118, 426440, 434055, 479745, 520866, 548280, 578740, 607677, 639660, 694488, 767592, 810236, 868110, 959490, 1012795, 1041732, 1157480, 1215354, 1279320, 1302165, 1620472, 1736220, 1823031, 1918980, 2025590, 2083464, 2430708, 2604330, 3038385, 3472440, 3646062, 3837960, 4051180, 4861416, 5208660, 6076770, 7292124, 8102360, 9115155, 10417320, 12153540, 14584248, 18230310, 24307080, 36460620, 72921240]

約数ペア:

[(1, 72921240), (2, 36460620), (3, 24307080), (4, 18230310), (5, 14584248), (6, 12153540), (7, 10417320), (8, 9115155), (9, 8102360), (10, 7292124), (12, 6076770), (14, 5208660), (15, 4861416), (18, 4051180), (19, 3837960), (20, 3646062), (21, 3472440), (24, 3038385), (28, 2604330), (30, 2430708), (35, 2083464), (36, 2025590), (38, 1918980), (40, 1823031), (42, 1736220), (45, 1620472), (56, 1302165), (57, 1279320), (60, 1215354), (63, 1157480), (70, 1041732), (72, 1012795), (76, 959490), (84, 868110), (90, 810236), (95, 767592), (105, 694488), (114, 639660), (120, 607677), (126, 578740), (133, 548280), (140, 520866), (152, 479745), (168, 434055), (171, 426440), (180, 405118), (190, 383796), (210, 347244), (228, 319830), (252, 289370), (266, 274140), (280, 260433), (285, 255864), (315, 231496), (342, 213220), (360, 202559), (380, 191898), (399, 182760), (420, 173622), (456, 159915), (504, 144685), (532, 137070), (570, 127932), (630, 115748), (665, 109656), (684, 106610), (760, 95949), (798, 91380), (840, 86811), (855, 85288), (1064, 68535), (1140, 63966), (1197, 60920), (1260, 57874), (1330, 54828), (1368, 53305), (1523, 47880), (1596, 45690), (1710, 42644), (1995, 36552), (2280, 31983), (2394, 30460), (2520, 28937), (2660, 27414), (3046, 23940), (3192, 22845), (3420, 21322), (3990, 18276), (4569, 15960), (4788, 15230), (5320, 13707), (5985, 12184), (6092, 11970), (6840, 10661), (7615, 9576), (7980, 9138)]