154870380

素因数分解:

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

素因数の和:1986

約数の個数: 180

約数和(自身を含む): 565443648

約数和(自身を除く): 410573268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 1951, 2205, 2268, 2646, 2835, 2940, 3780, 3902, 3969, 4410, 5292, 5670, 5853, 6615, 7804, 7938, 8820, 9755, 11340, 11706, 13230, 13657, 15876, 17559, 19510, 19845, 23412, 26460, 27314, 29265, 35118, 39020, 39690, 40971, 52677, 54628, 58530, 68285, 70236, 79380, 81942, 87795, 95599, 105354, 117060, 122913, 136570, 158031, 163884, 175590, 191198, 204855, 210708, 245826, 263385, 273140, 286797, 316062, 351180, 368739, 382396, 409710, 477995, 491652, 526770, 573594, 614565, 632124, 737478, 790155, 819420, 860391, 955990, 1053540, 1106217, 1147188, 1229130, 1433985, 1474956, 1580310, 1720782, 1843695, 1911980, 2212434, 2458260, 2581173, 2867970, 3160620, 3441564, 3687390, 4301955, 4424868, 5162346, 5531085, 5735940, 7374780, 7743519, 8603910, 10324692, 11062170, 12905865, 15487038, 17207820, 22124340, 25811730, 30974076, 38717595, 51623460, 77435190, 154870380]

約数ペア:

[(1, 154870380), (2, 77435190), (3, 51623460), (4, 38717595), (5, 30974076), (6, 25811730), (7, 22124340), (9, 17207820), (10, 15487038), (12, 12905865), (14, 11062170), (15, 10324692), (18, 8603910), (20, 7743519), (21, 7374780), (27, 5735940), (28, 5531085), (30, 5162346), (35, 4424868), (36, 4301955), (42, 3687390), (45, 3441564), (49, 3160620), (54, 2867970), (60, 2581173), (63, 2458260), (70, 2212434), (81, 1911980), (84, 1843695), (90, 1720782), (98, 1580310), (105, 1474956), (108, 1433985), (126, 1229130), (135, 1147188), (140, 1106217), (147, 1053540), (162, 955990), (180, 860391), (189, 819420), (196, 790155), (210, 737478), (245, 632124), (252, 614565), (270, 573594), (294, 526770), (315, 491652), (324, 477995), (378, 409710), (405, 382396), (420, 368739), (441, 351180), (490, 316062), (540, 286797), (567, 273140), (588, 263385), (630, 245826), (735, 210708), (756, 204855), (810, 191198), (882, 175590), (945, 163884), (980, 158031), (1134, 136570), (1260, 122913), (1323, 117060), (1470, 105354), (1620, 95599), (1764, 87795), (1890, 81942), (1951, 79380), (2205, 70236), (2268, 68285), (2646, 58530), (2835, 54628), (2940, 52677), (3780, 40971), (3902, 39690), (3969, 39020), (4410, 35118), (5292, 29265), (5670, 27314), (5853, 26460), (6615, 23412), (7804, 19845), (7938, 19510), (8820, 17559), (9755, 15876), (11340, 13657), (11706, 13230)]