309740760

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{1951}}^1$

素因数の和:1988

約数の個数: 240

約数和(自身を含む): 1211664960

約数和(自身を除く): 901924200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1951, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3780, 3902, 3969, 4410, 4536, 5292, 5670, 5853, 5880, 6615, 7560, 7804, 7938, 8820, 9755, 10584, 11340, 11706, 13230, 13657, 15608, 15876, 17559, 17640, 19510, 19845, 22680, 23412, 26460, 27314, 29265, 31752, 35118, 39020, 39690, 40971, 46824, 52677, 52920, 54628, 58530, 68285, 70236, 78040, 79380, 81942, 87795, 95599, 105354, 109256, 117060, 122913, 136570, 140472, 158031, 158760, 163884, 175590, 191198, 204855, 210708, 234120, 245826, 263385, 273140, 286797, 316062, 327768, 351180, 368739, 382396, 409710, 421416, 477995, 491652, 526770, 546280, 573594, 614565, 632124, 702360, 737478, 764792, 790155, 819420, 860391, 955990, 983304, 1053540, 1106217, 1147188, 1229130, 1264248, 1433985, 1474956, 1580310, 1638840, 1720782, 1843695, 1911980, 2107080, 2212434, 2294376, 2458260, 2581173, 2867970, 2949912, 3160620, 3441564, 3687390, 3823960, 4301955, 4424868, 4916520, 5162346, 5531085, 5735940, 6321240, 6883128, 7374780, 7743519, 8603910, 8849736, 10324692, 11062170, 11471880, 12905865, 14749560, 15487038, 17207820, 20649384, 22124340, 25811730, 30974076, 34415640, 38717595, 44248680, 51623460, 61948152, 77435190, 103246920, 154870380, 309740760]

約数ペア:

[(1, 309740760), (2, 154870380), (3, 103246920), (4, 77435190), (5, 61948152), (6, 51623460), (7, 44248680), (8, 38717595), (9, 34415640), (10, 30974076), (12, 25811730), (14, 22124340), (15, 20649384), (18, 17207820), (20, 15487038), (21, 14749560), (24, 12905865), (27, 11471880), (28, 11062170), (30, 10324692), (35, 8849736), (36, 8603910), (40, 7743519), (42, 7374780), (45, 6883128), (49, 6321240), (54, 5735940), (56, 5531085), (60, 5162346), (63, 4916520), (70, 4424868), (72, 4301955), (81, 3823960), (84, 3687390), (90, 3441564), (98, 3160620), (105, 2949912), (108, 2867970), (120, 2581173), (126, 2458260), (135, 2294376), (140, 2212434), (147, 2107080), (162, 1911980), (168, 1843695), (180, 1720782), (189, 1638840), (196, 1580310), (210, 1474956), (216, 1433985), (245, 1264248), (252, 1229130), (270, 1147188), (280, 1106217), (294, 1053540), (315, 983304), (324, 955990), (360, 860391), (378, 819420), (392, 790155), (405, 764792), (420, 737478), (441, 702360), (490, 632124), (504, 614565), (540, 573594), (567, 546280), (588, 526770), (630, 491652), (648, 477995), (735, 421416), (756, 409710), (810, 382396), (840, 368739), (882, 351180), (945, 327768), (980, 316062), (1080, 286797), (1134, 273140), (1176, 263385), (1260, 245826), (1323, 234120), (1470, 210708), (1512, 204855), (1620, 191198), (1764, 175590), (1890, 163884), (1951, 158760), (1960, 158031), (2205, 140472), (2268, 136570), (2520, 122913), (2646, 117060), (2835, 109256), (2940, 105354), (3240, 95599), (3528, 87795), (3780, 81942), (3902, 79380), (3969, 78040), (4410, 70236), (4536, 68285), (5292, 58530), (5670, 54628), (5853, 52920), (5880, 52677), (6615, 46824), (7560, 40971), (7804, 39690), (7938, 39020), (8820, 35118), (9755, 31752), (10584, 29265), (11340, 27314), (11706, 26460), (13230, 23412), (13657, 22680), (15608, 19845), (15876, 19510), (17559, 17640)]