321438390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6197}}^1$

素因数の和:6246

約数の個数: 128

約数和(自身を含む): 999613440

約数和(自身を除く): 678175050

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3990, 5187, 6197, 7410, 8645, 10374, 12394, 17290, 18591, 25935, 30985, 37182, 43379, 51870, 61970, 80561, 86758, 92955, 117743, 130137, 161122, 185910, 216895, 235486, 241683, 260274, 353229, 402805, 433790, 483366, 563927, 588715, 650685, 706458, 805610, 824201, 1127854, 1177430, 1208415, 1301370, 1530659, 1648402, 1691781, 1766145, 2416830, 2472603, 2819635, 3061318, 3383562, 3532290, 4121005, 4591977, 4945206, 5639270, 7653295, 8242010, 8458905, 9183954, 10714613, 12363015, 15306590, 16917810, 21429226, 22959885, 24726030, 32143839, 45919770, 53573065, 64287678, 107146130, 160719195, 321438390]

約数ペア:

[(1, 321438390), (2, 160719195), (3, 107146130), (5, 64287678), (6, 53573065), (7, 45919770), (10, 32143839), (13, 24726030), (14, 22959885), (15, 21429226), (19, 16917810), (21, 15306590), (26, 12363015), (30, 10714613), (35, 9183954), (38, 8458905), (39, 8242010), (42, 7653295), (57, 5639270), (65, 4945206), (70, 4591977), (78, 4121005), (91, 3532290), (95, 3383562), (105, 3061318), (114, 2819635), (130, 2472603), (133, 2416830), (182, 1766145), (190, 1691781), (195, 1648402), (210, 1530659), (247, 1301370), (266, 1208415), (273, 1177430), (285, 1127854), (390, 824201), (399, 805610), (455, 706458), (494, 650685), (546, 588715), (570, 563927), (665, 483366), (741, 433790), (798, 402805), (910, 353229), (1235, 260274), (1330, 241683), (1365, 235486), (1482, 216895), (1729, 185910), (1995, 161122), (2470, 130137), (2730, 117743), (3458, 92955), (3705, 86758), (3990, 80561), (5187, 61970), (6197, 51870), (7410, 43379), (8645, 37182), (10374, 30985), (12394, 25935), (17290, 18591)]