163949940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3943}}^1$

素因数の和:3979

約数の個数: 192

約数和(自身を含む): 636088320

約数和(自身を除く): 472138380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 330, 378, 385, 396, 420, 462, 495, 540, 594, 630, 660, 693, 756, 770, 924, 945, 990, 1155, 1188, 1260, 1386, 1485, 1540, 1890, 1980, 2079, 2310, 2772, 2970, 3465, 3780, 3943, 4158, 4620, 5940, 6930, 7886, 8316, 10395, 11829, 13860, 15772, 19715, 20790, 23658, 27601, 35487, 39430, 41580, 43373, 47316, 55202, 59145, 70974, 78860, 82803, 86746, 106461, 110404, 118290, 130119, 138005, 141948, 165606, 173492, 177435, 212922, 216865, 236580, 248409, 260238, 276010, 303611, 331212, 354870, 390357, 414015, 425844, 433730, 496818, 520476, 532305, 552020, 607222, 650595, 709740, 745227, 780714, 828030, 867460, 910833, 993636, 1064610, 1171071, 1214444, 1242045, 1301190, 1490454, 1518055, 1561428, 1656060, 1821666, 1951785, 2129220, 2342142, 2484090, 2602380, 2732499, 2980908, 3036110, 3643332, 3726135, 3903570, 4554165, 4684284, 4968180, 5464998, 5855355, 6072220, 7452270, 7807140, 8197497, 9108330, 10929996, 11710710, 13662495, 14904540, 16394994, 18216660, 23421420, 27324990, 32789988, 40987485, 54649980, 81974970, 163949940]

約数ペア:

[(1, 163949940), (2, 81974970), (3, 54649980), (4, 40987485), (5, 32789988), (6, 27324990), (7, 23421420), (9, 18216660), (10, 16394994), (11, 14904540), (12, 13662495), (14, 11710710), (15, 10929996), (18, 9108330), (20, 8197497), (21, 7807140), (22, 7452270), (27, 6072220), (28, 5855355), (30, 5464998), (33, 4968180), (35, 4684284), (36, 4554165), (42, 3903570), (44, 3726135), (45, 3643332), (54, 3036110), (55, 2980908), (60, 2732499), (63, 2602380), (66, 2484090), (70, 2342142), (77, 2129220), (84, 1951785), (90, 1821666), (99, 1656060), (105, 1561428), (108, 1518055), (110, 1490454), (126, 1301190), (132, 1242045), (135, 1214444), (140, 1171071), (154, 1064610), (165, 993636), (180, 910833), (189, 867460), (198, 828030), (210, 780714), (220, 745227), (231, 709740), (252, 650595), (270, 607222), (297, 552020), (308, 532305), (315, 520476), (330, 496818), (378, 433730), (385, 425844), (396, 414015), (420, 390357), (462, 354870), (495, 331212), (540, 303611), (594, 276010), (630, 260238), (660, 248409), (693, 236580), (756, 216865), (770, 212922), (924, 177435), (945, 173492), (990, 165606), (1155, 141948), (1188, 138005), (1260, 130119), (1386, 118290), (1485, 110404), (1540, 106461), (1890, 86746), (1980, 82803), (2079, 78860), (2310, 70974), (2772, 59145), (2970, 55202), (3465, 47316), (3780, 43373), (3943, 41580), (4158, 39430), (4620, 35487), (5940, 27601), (6930, 23658), (7886, 20790), (8316, 19715), (10395, 15772), (11829, 13860)]