222987800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 637459200

約数和(自身を除く): 414471400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 83, 95, 100, 101, 133, 140, 152, 166, 175, 190, 200, 202, 266, 280, 332, 350, 380, 404, 415, 475, 505, 532, 581, 664, 665, 700, 707, 760, 808, 830, 950, 1010, 1064, 1162, 1330, 1400, 1414, 1577, 1660, 1900, 1919, 2020, 2075, 2324, 2525, 2660, 2828, 2905, 3154, 3320, 3325, 3535, 3800, 3838, 4040, 4150, 4648, 5050, 5320, 5656, 5810, 6308, 6650, 7070, 7676, 7885, 8300, 8383, 9595, 10100, 11039, 11620, 12616, 13300, 13433, 14140, 14525, 15352, 15770, 16600, 16766, 17675, 19190, 20200, 22078, 23240, 26600, 26866, 28280, 29050, 31540, 33532, 35350, 38380, 39425, 41915, 44156, 47975, 53732, 55195, 58100, 58681, 63080, 67064, 67165, 70700, 76760, 78850, 83830, 88312, 95950, 107464, 110390, 116200, 117362, 134330, 141400, 157700, 159277, 167660, 191900, 209575, 220780, 234724, 268660, 275975, 293405, 315400, 318554, 335320, 335825, 383800, 419150, 441560, 469448, 537320, 551950, 586810, 637108, 671650, 796385, 838300, 1103900, 1114939, 1173620, 1274216, 1343300, 1467025, 1592770, 1676600, 2207800, 2229878, 2347240, 2686600, 2934050, 3185540, 3981925, 4459756, 5574695, 5868100, 6371080, 7963850, 8919512, 11149390, 11736200, 15927700, 22298780, 27873475, 31855400, 44597560, 55746950, 111493900, 222987800]

約数ペア:

[(1, 222987800), (2, 111493900), (4, 55746950), (5, 44597560), (7, 31855400), (8, 27873475), (10, 22298780), (14, 15927700), (19, 11736200), (20, 11149390), (25, 8919512), (28, 7963850), (35, 6371080), (38, 5868100), (40, 5574695), (50, 4459756), (56, 3981925), (70, 3185540), (76, 2934050), (83, 2686600), (95, 2347240), (100, 2229878), (101, 2207800), (133, 1676600), (140, 1592770), (152, 1467025), (166, 1343300), (175, 1274216), (190, 1173620), (200, 1114939), (202, 1103900), (266, 838300), (280, 796385), (332, 671650), (350, 637108), (380, 586810), (404, 551950), (415, 537320), (475, 469448), (505, 441560), (532, 419150), (581, 383800), (664, 335825), (665, 335320), (700, 318554), (707, 315400), (760, 293405), (808, 275975), (830, 268660), (950, 234724), (1010, 220780), (1064, 209575), (1162, 191900), (1330, 167660), (1400, 159277), (1414, 157700), (1577, 141400), (1660, 134330), (1900, 117362), (1919, 116200), (2020, 110390), (2075, 107464), (2324, 95950), (2525, 88312), (2660, 83830), (2828, 78850), (2905, 76760), (3154, 70700), (3320, 67165), (3325, 67064), (3535, 63080), (3800, 58681), (3838, 58100), (4040, 55195), (4150, 53732), (4648, 47975), (5050, 44156), (5320, 41915), (5656, 39425), (5810, 38380), (6308, 35350), (6650, 33532), (7070, 31540), (7676, 29050), (7885, 28280), (8300, 26866), (8383, 26600), (9595, 23240), (10100, 22078), (11039, 20200), (11620, 19190), (12616, 17675), (13300, 16766), (13433, 16600), (14140, 15770), (14525, 15352)]