653378320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:729

約数の個数: 160

約数和(自身を含む): 1824454656

約数和(自身を除く): 1171076336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 61, 62, 70, 80, 112, 122, 124, 140, 155, 217, 244, 248, 280, 305, 310, 427, 434, 488, 496, 560, 610, 617, 620, 854, 868, 976, 1085, 1220, 1234, 1240, 1708, 1736, 1891, 2135, 2170, 2440, 2468, 2480, 3085, 3416, 3472, 3782, 4270, 4319, 4340, 4880, 4936, 6170, 6832, 7564, 8540, 8638, 8680, 9455, 9872, 12340, 13237, 15128, 17080, 17276, 17360, 18910, 19127, 21595, 24680, 26474, 30256, 34160, 34552, 37637, 37820, 38254, 43190, 49360, 52948, 66185, 69104, 75274, 75640, 76508, 86380, 95635, 105896, 132370, 133889, 150548, 151280, 153016, 172760, 188185, 191270, 211792, 263459, 264740, 267778, 301096, 306032, 345520, 376370, 382540, 526918, 529480, 535556, 602192, 669445, 752740, 765080, 1053836, 1058960, 1071112, 1166747, 1317295, 1338890, 1505480, 1530160, 2107672, 2142224, 2333494, 2634590, 2677780, 3010960, 4215344, 4666988, 5269180, 5355560, 5833735, 8167229, 9333976, 10538360, 10711120, 11667470, 16334458, 18667952, 21076720, 23334940, 32668916, 40836145, 46669880, 65337832, 81672290, 93339760, 130675664, 163344580, 326689160, 653378320]

約数ペア:

[(1, 653378320), (2, 326689160), (4, 163344580), (5, 130675664), (7, 93339760), (8, 81672290), (10, 65337832), (14, 46669880), (16, 40836145), (20, 32668916), (28, 23334940), (31, 21076720), (35, 18667952), (40, 16334458), (56, 11667470), (61, 10711120), (62, 10538360), (70, 9333976), (80, 8167229), (112, 5833735), (122, 5355560), (124, 5269180), (140, 4666988), (155, 4215344), (217, 3010960), (244, 2677780), (248, 2634590), (280, 2333494), (305, 2142224), (310, 2107672), (427, 1530160), (434, 1505480), (488, 1338890), (496, 1317295), (560, 1166747), (610, 1071112), (617, 1058960), (620, 1053836), (854, 765080), (868, 752740), (976, 669445), (1085, 602192), (1220, 535556), (1234, 529480), (1240, 526918), (1708, 382540), (1736, 376370), (1891, 345520), (2135, 306032), (2170, 301096), (2440, 267778), (2468, 264740), (2480, 263459), (3085, 211792), (3416, 191270), (3472, 188185), (3782, 172760), (4270, 153016), (4319, 151280), (4340, 150548), (4880, 133889), (4936, 132370), (6170, 105896), (6832, 95635), (7564, 86380), (8540, 76508), (8638, 75640), (8680, 75274), (9455, 69104), (9872, 66185), (12340, 52948), (13237, 49360), (15128, 43190), (17080, 38254), (17276, 37820), (17360, 37637), (18910, 34552), (19127, 34160), (21595, 30256), (24680, 26474)]