1320380880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60457}}^1$

素因数の和:60493

約数の個数: 160

約数和(自身を含む): 5037844224

約数和(自身を除く): 3717463344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 60457, 120914, 181371, 241828, 302285, 362742, 423199, 483656, 604570, 725484, 785941, 846398, 906855, 967312, 1209140, 1269597, 1450968, 1571882, 1692796, 1813710, 2115995, 2357823, 2418280, 2539194, 2901936, 3143764, 3385592, 3627420, 3929705, 4231990, 4715646, 4836560, 5078388, 5501587, 6287528, 6347985, 6771184, 7254840, 7859410, 8463980, 9431292, 10156776, 11003174, 11789115, 12575056, 12695970, 14509680, 15718820, 16504761, 16927960, 18862584, 20313552, 22006348, 23578230, 25391940, 27507935, 31437640, 33009522, 33855920, 37725168, 44012696, 47156460, 50783880, 55015870, 62875280, 66019044, 82523805, 88025392, 94312920, 101567760, 110031740, 132038088, 165047610, 188625840, 220063480, 264076176, 330095220, 440126960, 660190440, 1320380880]

約数ペア:

[(1, 1320380880), (2, 660190440), (3, 440126960), (4, 330095220), (5, 264076176), (6, 220063480), (7, 188625840), (8, 165047610), (10, 132038088), (12, 110031740), (13, 101567760), (14, 94312920), (15, 88025392), (16, 82523805), (20, 66019044), (21, 62875280), (24, 55015870), (26, 50783880), (28, 47156460), (30, 44012696), (35, 37725168), (39, 33855920), (40, 33009522), (42, 31437640), (48, 27507935), (52, 25391940), (56, 23578230), (60, 22006348), (65, 20313552), (70, 18862584), (78, 16927960), (80, 16504761), (84, 15718820), (91, 14509680), (104, 12695970), (105, 12575056), (112, 11789115), (120, 11003174), (130, 10156776), (140, 9431292), (156, 8463980), (168, 7859410), (182, 7254840), (195, 6771184), (208, 6347985), (210, 6287528), (240, 5501587), (260, 5078388), (273, 4836560), (280, 4715646), (312, 4231990), (336, 3929705), (364, 3627420), (390, 3385592), (420, 3143764), (455, 2901936), (520, 2539194), (546, 2418280), (560, 2357823), (624, 2115995), (728, 1813710), (780, 1692796), (840, 1571882), (910, 1450968), (1040, 1269597), (1092, 1209140), (1365, 967312), (1456, 906855), (1560, 846398), (1680, 785941), (1820, 725484), (2184, 604570), (2730, 483656), (3120, 423199), (3640, 362742), (4368, 302285), (5460, 241828), (7280, 181371), (10920, 120914), (21840, 60457)]