73642860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 239672160

約数和(自身を除く): 166029300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 61, 76, 90, 95, 114, 122, 171, 180, 183, 190, 228, 244, 285, 305, 342, 353, 366, 380, 549, 570, 610, 684, 706, 732, 855, 915, 1059, 1098, 1140, 1159, 1220, 1412, 1710, 1765, 1830, 2118, 2196, 2318, 2745, 3177, 3420, 3477, 3530, 3660, 4236, 4636, 5295, 5490, 5795, 6354, 6707, 6954, 7060, 10431, 10590, 10980, 11590, 12708, 13414, 13908, 15885, 17385, 20121, 20862, 21180, 21533, 23180, 26828, 31770, 33535, 34770, 40242, 41724, 43066, 52155, 60363, 63540, 64599, 67070, 69540, 80484, 86132, 100605, 104310, 107665, 120726, 129198, 134140, 193797, 201210, 208620, 215330, 241452, 258396, 301815, 322995, 387594, 402420, 409127, 430660, 603630, 645990, 775188, 818254, 968985, 1207260, 1227381, 1291980, 1636508, 1937970, 2045635, 2454762, 3682143, 3875940, 4091270, 4909524, 6136905, 7364286, 8182540, 12273810, 14728572, 18410715, 24547620, 36821430, 73642860]

約数ペア:

[(1, 73642860), (2, 36821430), (3, 24547620), (4, 18410715), (5, 14728572), (6, 12273810), (9, 8182540), (10, 7364286), (12, 6136905), (15, 4909524), (18, 4091270), (19, 3875940), (20, 3682143), (30, 2454762), (36, 2045635), (38, 1937970), (45, 1636508), (57, 1291980), (60, 1227381), (61, 1207260), (76, 968985), (90, 818254), (95, 775188), (114, 645990), (122, 603630), (171, 430660), (180, 409127), (183, 402420), (190, 387594), (228, 322995), (244, 301815), (285, 258396), (305, 241452), (342, 215330), (353, 208620), (366, 201210), (380, 193797), (549, 134140), (570, 129198), (610, 120726), (684, 107665), (706, 104310), (732, 100605), (855, 86132), (915, 80484), (1059, 69540), (1098, 67070), (1140, 64599), (1159, 63540), (1220, 60363), (1412, 52155), (1710, 43066), (1765, 41724), (1830, 40242), (2118, 34770), (2196, 33535), (2318, 31770), (2745, 26828), (3177, 23180), (3420, 21533), (3477, 21180), (3530, 20862), (3660, 20121), (4236, 17385), (4636, 15885), (5295, 13908), (5490, 13414), (5795, 12708), (6354, 11590), (6707, 10980), (6954, 10590), (7060, 10431)]