65638440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^2$

素因数の和:153

約数の個数: 216

約数和(自身を含む): 252288270

約数和(自身を除く): 186649830

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 61, 63, 70, 72, 84, 90, 98, 105, 120, 122, 126, 140, 147, 168, 180, 183, 196, 210, 244, 245, 252, 280, 294, 305, 315, 360, 366, 392, 420, 427, 441, 488, 490, 504, 549, 588, 610, 630, 732, 735, 840, 854, 882, 915, 980, 1098, 1176, 1220, 1260, 1281, 1464, 1470, 1708, 1764, 1830, 1960, 2135, 2196, 2205, 2440, 2520, 2562, 2745, 2940, 2989, 3416, 3528, 3660, 3721, 3843, 4270, 4392, 4410, 5124, 5490, 5880, 5978, 6405, 7320, 7442, 7686, 8540, 8820, 8967, 10248, 10980, 11163, 11956, 12810, 14884, 14945, 15372, 17080, 17640, 17934, 18605, 19215, 21960, 22326, 23912, 25620, 26047, 26901, 29768, 29890, 30744, 33489, 35868, 37210, 38430, 44652, 44835, 51240, 52094, 53802, 55815, 59780, 66978, 71736, 74420, 76860, 78141, 89304, 89670, 104188, 107604, 111630, 119560, 130235, 133956, 134505, 148840, 153720, 156282, 167445, 179340, 182329, 208376, 215208, 223260, 234423, 260470, 267912, 269010, 312564, 334890, 358680, 364658, 390705, 446520, 468846, 520940, 538020, 546987, 625128, 669780, 729316, 781410, 911645, 937692, 1041880, 1076040, 1093974, 1172115, 1339560, 1458632, 1562820, 1640961, 1823290, 1875384, 2187948, 2344230, 2734935, 3125640, 3281922, 3646580, 4375896, 4688460, 5469870, 6563844, 7293160, 8204805, 9376920, 10939740, 13127688, 16409610, 21879480, 32819220, 65638440]

約数ペア:

[(1, 65638440), (2, 32819220), (3, 21879480), (4, 16409610), (5, 13127688), (6, 10939740), (7, 9376920), (8, 8204805), (9, 7293160), (10, 6563844), (12, 5469870), (14, 4688460), (15, 4375896), (18, 3646580), (20, 3281922), (21, 3125640), (24, 2734935), (28, 2344230), (30, 2187948), (35, 1875384), (36, 1823290), (40, 1640961), (42, 1562820), (45, 1458632), (49, 1339560), (56, 1172115), (60, 1093974), (61, 1076040), (63, 1041880), (70, 937692), (72, 911645), (84, 781410), (90, 729316), (98, 669780), (105, 625128), (120, 546987), (122, 538020), (126, 520940), (140, 468846), (147, 446520), (168, 390705), (180, 364658), (183, 358680), (196, 334890), (210, 312564), (244, 269010), (245, 267912), (252, 260470), (280, 234423), (294, 223260), (305, 215208), (315, 208376), (360, 182329), (366, 179340), (392, 167445), (420, 156282), (427, 153720), (441, 148840), (488, 134505), (490, 133956), (504, 130235), (549, 119560), (588, 111630), (610, 107604), (630, 104188), (732, 89670), (735, 89304), (840, 78141), (854, 76860), (882, 74420), (915, 71736), (980, 66978), (1098, 59780), (1176, 55815), (1220, 53802), (1260, 52094), (1281, 51240), (1464, 44835), (1470, 44652), (1708, 38430), (1764, 37210), (1830, 35868), (1960, 33489), (2135, 30744), (2196, 29890), (2205, 29768), (2440, 26901), (2520, 26047), (2562, 25620), (2745, 23912), (2940, 22326), (2989, 21960), (3416, 19215), (3528, 18605), (3660, 17934), (3721, 17640), (3843, 17080), (4270, 15372), (4392, 14945), (4410, 14884), (5124, 12810), (5490, 11956), (5880, 11163), (5978, 10980), (6405, 10248), (7320, 8967), (7442, 8820), (7686, 8540)]