178005870

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4957}}^1$

素因数の和:4999

約数の個数: 128

約数和(自身を含む): 571161600

約数和(自身を除く): 393155730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 630, 665, 798, 855, 945, 1026, 1197, 1330, 1710, 1890, 1995, 2394, 2565, 3591, 3990, 4957, 5130, 5985, 7182, 9914, 11970, 14871, 17955, 24785, 29742, 34699, 35910, 44613, 49570, 69398, 74355, 89226, 94183, 104097, 133839, 148710, 173495, 188366, 208194, 223065, 267678, 282549, 312291, 346990, 446130, 470915, 520485, 565098, 624582, 659281, 669195, 847647, 936873, 941830, 1040970, 1318562, 1338390, 1412745, 1561455, 1695294, 1873746, 1977843, 2542941, 2825490, 3122910, 3296405, 3955686, 4238235, 4684365, 5085882, 5933529, 6592810, 8476470, 9368730, 9889215, 11867058, 12714705, 17800587, 19778430, 25429410, 29667645, 35601174, 59335290, 89002935, 178005870]

約数ペア:

[(1, 178005870), (2, 89002935), (3, 59335290), (5, 35601174), (6, 29667645), (7, 25429410), (9, 19778430), (10, 17800587), (14, 12714705), (15, 11867058), (18, 9889215), (19, 9368730), (21, 8476470), (27, 6592810), (30, 5933529), (35, 5085882), (38, 4684365), (42, 4238235), (45, 3955686), (54, 3296405), (57, 3122910), (63, 2825490), (70, 2542941), (90, 1977843), (95, 1873746), (105, 1695294), (114, 1561455), (126, 1412745), (133, 1338390), (135, 1318562), (171, 1040970), (189, 941830), (190, 936873), (210, 847647), (266, 669195), (270, 659281), (285, 624582), (315, 565098), (342, 520485), (378, 470915), (399, 446130), (513, 346990), (570, 312291), (630, 282549), (665, 267678), (798, 223065), (855, 208194), (945, 188366), (1026, 173495), (1197, 148710), (1330, 133839), (1710, 104097), (1890, 94183), (1995, 89226), (2394, 74355), (2565, 69398), (3591, 49570), (3990, 44613), (4957, 35910), (5130, 34699), (5985, 29742), (7182, 24785), (9914, 17955), (11970, 14871)]