221421060

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3083}}^1$

素因数の和:3127

約数の個数: 192

約数和(自身を含む): 828979200

約数和(自身を除く): 607558140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3083, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 6166, 7182, 7980, 9249, 10260, 11970, 12332, 14364, 15415, 17955, 18498, 21581, 23940, 27747, 30830, 35910, 36996, 43162, 46245, 55494, 58577, 61660, 64743, 71820, 83241, 86324, 92490, 107905, 110988, 117154, 129486, 138735, 166482, 175731, 184980, 194229, 215810, 234308, 258972, 277470, 292885, 323715, 332964, 351462, 388458, 410039, 416205, 431620, 527193, 554940, 582687, 585770, 647430, 702924, 776916, 820078, 832410, 878655, 971145, 1054386, 1165374, 1171540, 1230117, 1294860, 1581579, 1640156, 1664820, 1757310, 1942290, 2050195, 2108772, 2330748, 2460234, 2635965, 2913435, 3163158, 3514620, 3690351, 3884580, 4100390, 4920468, 5271930, 5826870, 6150585, 6326316, 7380702, 7907895, 8200780, 10543860, 11071053, 11653740, 12301170, 14761404, 15815790, 18451755, 22142106, 24602340, 31631580, 36903510, 44284212, 55355265, 73807020, 110710530, 221421060]

約数ペア:

[(1, 221421060), (2, 110710530), (3, 73807020), (4, 55355265), (5, 44284212), (6, 36903510), (7, 31631580), (9, 24602340), (10, 22142106), (12, 18451755), (14, 15815790), (15, 14761404), (18, 12301170), (19, 11653740), (20, 11071053), (21, 10543860), (27, 8200780), (28, 7907895), (30, 7380702), (35, 6326316), (36, 6150585), (38, 5826870), (42, 5271930), (45, 4920468), (54, 4100390), (57, 3884580), (60, 3690351), (63, 3514620), (70, 3163158), (76, 2913435), (84, 2635965), (90, 2460234), (95, 2330748), (105, 2108772), (108, 2050195), (114, 1942290), (126, 1757310), (133, 1664820), (135, 1640156), (140, 1581579), (171, 1294860), (180, 1230117), (189, 1171540), (190, 1165374), (210, 1054386), (228, 971145), (252, 878655), (266, 832410), (270, 820078), (285, 776916), (315, 702924), (342, 647430), (378, 585770), (380, 582687), (399, 554940), (420, 527193), (513, 431620), (532, 416205), (540, 410039), (570, 388458), (630, 351462), (665, 332964), (684, 323715), (756, 292885), (798, 277470), (855, 258972), (945, 234308), (1026, 215810), (1140, 194229), (1197, 184980), (1260, 175731), (1330, 166482), (1596, 138735), (1710, 129486), (1890, 117154), (1995, 110988), (2052, 107905), (2394, 92490), (2565, 86324), (2660, 83241), (3083, 71820), (3420, 64743), (3591, 61660), (3780, 58577), (3990, 55494), (4788, 46245), (5130, 43162), (5985, 36996), (6166, 35910), (7182, 30830), (7980, 27747), (9249, 23940), (10260, 21581), (11970, 18498), (12332, 17955), (14364, 15415)]