489458430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1415

約数の個数: 128

約数和(自身を含む): 1393804800

約数和(自身を除く): 904346370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 73, 90, 95, 114, 135, 146, 171, 190, 219, 270, 285, 342, 365, 438, 513, 570, 657, 730, 855, 1026, 1095, 1307, 1314, 1387, 1710, 1971, 2190, 2565, 2614, 2774, 3285, 3921, 3942, 4161, 5130, 6535, 6570, 6935, 7842, 8322, 9855, 11763, 12483, 13070, 13870, 19605, 19710, 20805, 23526, 24833, 24966, 35289, 37449, 39210, 41610, 49666, 58815, 62415, 70578, 74499, 74898, 95411, 117630, 124165, 124830, 148998, 176445, 187245, 190822, 223497, 248330, 286233, 352890, 372495, 374490, 446994, 477055, 572466, 670491, 744990, 858699, 954110, 1117485, 1340982, 1431165, 1717398, 1812809, 2234970, 2576097, 2862330, 3352455, 3625618, 4293495, 5152194, 5438427, 6704910, 8586990, 9064045, 10876854, 12880485, 16315281, 18128090, 25760970, 27192135, 32630562, 48945843, 54384270, 81576405, 97891686, 163152810, 244729215, 489458430]

約数ペア:

[(1, 489458430), (2, 244729215), (3, 163152810), (5, 97891686), (6, 81576405), (9, 54384270), (10, 48945843), (15, 32630562), (18, 27192135), (19, 25760970), (27, 18128090), (30, 16315281), (38, 12880485), (45, 10876854), (54, 9064045), (57, 8586990), (73, 6704910), (90, 5438427), (95, 5152194), (114, 4293495), (135, 3625618), (146, 3352455), (171, 2862330), (190, 2576097), (219, 2234970), (270, 1812809), (285, 1717398), (342, 1431165), (365, 1340982), (438, 1117485), (513, 954110), (570, 858699), (657, 744990), (730, 670491), (855, 572466), (1026, 477055), (1095, 446994), (1307, 374490), (1314, 372495), (1387, 352890), (1710, 286233), (1971, 248330), (2190, 223497), (2565, 190822), (2614, 187245), (2774, 176445), (3285, 148998), (3921, 124830), (3942, 124165), (4161, 117630), (5130, 95411), (6535, 74898), (6570, 74499), (6935, 70578), (7842, 62415), (8322, 58815), (9855, 49666), (11763, 41610), (12483, 39210), (13070, 37449), (13870, 35289), (19605, 24966), (19710, 24833), (20805, 23526)]