660677580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:757

約数の個数: 192

約数和(自身を含む): 2159861760

約数和(自身を除く): 1499184180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 61, 62, 90, 93, 108, 122, 124, 135, 155, 180, 183, 186, 244, 270, 279, 305, 310, 366, 372, 465, 540, 549, 558, 610, 620, 647, 732, 837, 915, 930, 1098, 1116, 1220, 1294, 1395, 1647, 1674, 1830, 1860, 1891, 1941, 2196, 2588, 2745, 2790, 3235, 3294, 3348, 3660, 3782, 3882, 4185, 5490, 5580, 5673, 5823, 6470, 6588, 7564, 7764, 8235, 8370, 9455, 9705, 10980, 11346, 11646, 12940, 16470, 16740, 17019, 17469, 18910, 19410, 20057, 22692, 23292, 28365, 29115, 32940, 34038, 34938, 37820, 38820, 39467, 40114, 51057, 56730, 58230, 60171, 68076, 69876, 78934, 80228, 85095, 87345, 100285, 102114, 113460, 116460, 118401, 120342, 157868, 170190, 174690, 180513, 197335, 200570, 204228, 236802, 240684, 255285, 300855, 340380, 349380, 355203, 361026, 394670, 401140, 473604, 510570, 541539, 592005, 601710, 710406, 722052, 789340, 902565, 1021140, 1065609, 1083078, 1184010, 1203420, 1223477, 1420812, 1776015, 1805130, 2131218, 2166156, 2368020, 2446954, 2707695, 3552030, 3610260, 3670431, 4262436, 4893908, 5328045, 5415390, 6117385, 7104060, 7340862, 10656090, 10830780, 11011293, 12234770, 14681724, 18352155, 21312180, 22022586, 24469540, 33033879, 36704310, 44045172, 55056465, 66067758, 73408620, 110112930, 132135516, 165169395, 220225860, 330338790, 660677580]

約数ペア:

[(1, 660677580), (2, 330338790), (3, 220225860), (4, 165169395), (5, 132135516), (6, 110112930), (9, 73408620), (10, 66067758), (12, 55056465), (15, 44045172), (18, 36704310), (20, 33033879), (27, 24469540), (30, 22022586), (31, 21312180), (36, 18352155), (45, 14681724), (54, 12234770), (60, 11011293), (61, 10830780), (62, 10656090), (90, 7340862), (93, 7104060), (108, 6117385), (122, 5415390), (124, 5328045), (135, 4893908), (155, 4262436), (180, 3670431), (183, 3610260), (186, 3552030), (244, 2707695), (270, 2446954), (279, 2368020), (305, 2166156), (310, 2131218), (366, 1805130), (372, 1776015), (465, 1420812), (540, 1223477), (549, 1203420), (558, 1184010), (610, 1083078), (620, 1065609), (647, 1021140), (732, 902565), (837, 789340), (915, 722052), (930, 710406), (1098, 601710), (1116, 592005), (1220, 541539), (1294, 510570), (1395, 473604), (1647, 401140), (1674, 394670), (1830, 361026), (1860, 355203), (1891, 349380), (1941, 340380), (2196, 300855), (2588, 255285), (2745, 240684), (2790, 236802), (3235, 204228), (3294, 200570), (3348, 197335), (3660, 180513), (3782, 174690), (3882, 170190), (4185, 157868), (5490, 120342), (5580, 118401), (5673, 116460), (5823, 113460), (6470, 102114), (6588, 100285), (7564, 87345), (7764, 85095), (8235, 80228), (8370, 78934), (9455, 69876), (9705, 68076), (10980, 60171), (11346, 58230), (11646, 56730), (12940, 51057), (16470, 40114), (16740, 39467), (17019, 38820), (17469, 37820), (18910, 34938), (19410, 34038), (20057, 32940), (22692, 29115), (23292, 28365)]