74741940

素因数分解:

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

素因数の和:70

約数の個数: 288

約数和(自身を含む): 291083520

約数和(自身を除く): 216341580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 169, 180, 182, 189, 195, 210, 234, 243, 252, 260, 270, 273, 315, 324, 338, 351, 364, 378, 390, 405, 420, 455, 468, 486, 507, 540, 546, 567, 585, 630, 676, 702, 756, 780, 810, 819, 845, 910, 945, 972, 1014, 1053, 1092, 1134, 1170, 1183, 1215, 1260, 1365, 1404, 1521, 1620, 1638, 1690, 1701, 1755, 1820, 1890, 2028, 2106, 2197, 2268, 2340, 2366, 2430, 2457, 2535, 2730, 2835, 3042, 3159, 3276, 3380, 3402, 3510, 3549, 3780, 4095, 4212, 4394, 4563, 4732, 4860, 4914, 5070, 5265, 5460, 5670, 5915, 6084, 6318, 6591, 6804, 7020, 7098, 7371, 7605, 8190, 8505, 8788, 9126, 9828, 10140, 10530, 10647, 10985, 11340, 11830, 12285, 12636, 13182, 13689, 14196, 14742, 15210, 15379, 15795, 16380, 17010, 17745, 18252, 19773, 21060, 21294, 21970, 22113, 22815, 23660, 24570, 26364, 27378, 29484, 30420, 30758, 31590, 31941, 32955, 34020, 35490, 36855, 39546, 41067, 42588, 43940, 44226, 45630, 46137, 49140, 53235, 54756, 59319, 61516, 63180, 63882, 65910, 68445, 70980, 73710, 76895, 79092, 82134, 88452, 91260, 92274, 95823, 98865, 106470, 110565, 118638, 127764, 131820, 136890, 138411, 147420, 153790, 159705, 164268, 177957, 184548, 191646, 197730, 205335, 212940, 221130, 230685, 237276, 273780, 276822, 287469, 296595, 307580, 319410, 355914, 383292, 395460, 410670, 415233, 442260, 461370, 479115, 533871, 553644, 574938, 593190, 638820, 692055, 711828, 821340, 830466, 889785, 922740, 958230, 1067742, 1149876, 1186380, 1245699, 1384110, 1437345, 1660932, 1779570, 1916460, 2076165, 2135484, 2491398, 2669355, 2768220, 2874690, 3559140, 3737097, 4152330, 4982796, 5338710, 5749380, 6228495, 7474194, 8304660, 10677420, 12456990, 14948388, 18685485, 24913980, 37370970, 74741940]

約数ペア:

[(1, 74741940), (2, 37370970), (3, 24913980), (4, 18685485), (5, 14948388), (6, 12456990), (7, 10677420), (9, 8304660), (10, 7474194), (12, 6228495), (13, 5749380), (14, 5338710), (15, 4982796), (18, 4152330), (20, 3737097), (21, 3559140), (26, 2874690), (27, 2768220), (28, 2669355), (30, 2491398), (35, 2135484), (36, 2076165), (39, 1916460), (42, 1779570), (45, 1660932), (52, 1437345), (54, 1384110), (60, 1245699), (63, 1186380), (65, 1149876), (70, 1067742), (78, 958230), (81, 922740), (84, 889785), (90, 830466), (91, 821340), (105, 711828), (108, 692055), (117, 638820), (126, 593190), (130, 574938), (135, 553644), (140, 533871), (156, 479115), (162, 461370), (169, 442260), (180, 415233), (182, 410670), (189, 395460), (195, 383292), (210, 355914), (234, 319410), (243, 307580), (252, 296595), (260, 287469), (270, 276822), (273, 273780), (315, 237276), (324, 230685), (338, 221130), (351, 212940), (364, 205335), (378, 197730), (390, 191646), (405, 184548), (420, 177957), (455, 164268), (468, 159705), (486, 153790), (507, 147420), (540, 138411), (546, 136890), (567, 131820), (585, 127764), (630, 118638), (676, 110565), (702, 106470), (756, 98865), (780, 95823), (810, 92274), (819, 91260), (845, 88452), (910, 82134), (945, 79092), (972, 76895), (1014, 73710), (1053, 70980), (1092, 68445), (1134, 65910), (1170, 63882), (1183, 63180), (1215, 61516), (1260, 59319), (1365, 54756), (1404, 53235), (1521, 49140), (1620, 46137), (1638, 45630), (1690, 44226), (1701, 43940), (1755, 42588), (1820, 41067), (1890, 39546), (2028, 36855), (2106, 35490), (2197, 34020), (2268, 32955), (2340, 31941), (2366, 31590), (2430, 30758), (2457, 30420), (2535, 29484), (2730, 27378), (2835, 26364), (3042, 24570), (3159, 23660), (3276, 22815), (3380, 22113), (3402, 21970), (3510, 21294), (3549, 21060), (3780, 19773), (4095, 18252), (4212, 17745), (4394, 17010), (4563, 16380), (4732, 15795), (4860, 15379), (4914, 15210), (5070, 14742), (5265, 14196), (5460, 13689), (5670, 13182), (5915, 12636), (6084, 12285), (6318, 11830), (6591, 11340), (6804, 10985), (7020, 10647), (7098, 10530), (7371, 10140), (7605, 9828), (8190, 9126), (8505, 8788)]