206700620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 563643360

約数和(自身を除く): 356942740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 380, 476, 490, 532, 595, 646, 653, 665, 833, 931, 980, 1190, 1292, 1306, 1330, 1615, 1666, 1862, 2261, 2380, 2612, 2660, 3230, 3265, 3332, 3724, 4165, 4522, 4571, 4655, 6460, 6530, 8330, 9044, 9142, 9310, 11101, 11305, 12407, 13060, 15827, 16660, 18284, 18620, 22202, 22610, 22855, 24814, 31654, 31997, 44404, 45220, 45710, 49628, 55505, 62035, 63308, 63994, 77707, 79135, 86849, 91420, 111010, 124070, 127988, 155414, 158270, 159985, 173698, 210919, 222020, 248140, 310828, 316540, 319970, 347396, 388535, 421838, 434245, 543949, 607943, 639940, 777070, 843676, 868490, 1054595, 1087898, 1215886, 1476433, 1554140, 1736980, 2109190, 2175796, 2431772, 2719745, 2952866, 3039715, 4218380, 5439490, 5905732, 6079430, 7382165, 10335031, 10878980, 12158860, 14764330, 20670062, 29528660, 41340124, 51675155, 103350310, 206700620]

約数ペア:

[(1, 206700620), (2, 103350310), (4, 51675155), (5, 41340124), (7, 29528660), (10, 20670062), (14, 14764330), (17, 12158860), (19, 10878980), (20, 10335031), (28, 7382165), (34, 6079430), (35, 5905732), (38, 5439490), (49, 4218380), (68, 3039715), (70, 2952866), (76, 2719745), (85, 2431772), (95, 2175796), (98, 2109190), (119, 1736980), (133, 1554140), (140, 1476433), (170, 1215886), (190, 1087898), (196, 1054595), (238, 868490), (245, 843676), (266, 777070), (323, 639940), (340, 607943), (380, 543949), (476, 434245), (490, 421838), (532, 388535), (595, 347396), (646, 319970), (653, 316540), (665, 310828), (833, 248140), (931, 222020), (980, 210919), (1190, 173698), (1292, 159985), (1306, 158270), (1330, 155414), (1615, 127988), (1666, 124070), (1862, 111010), (2261, 91420), (2380, 86849), (2612, 79135), (2660, 77707), (3230, 63994), (3265, 63308), (3332, 62035), (3724, 55505), (4165, 49628), (4522, 45710), (4571, 45220), (4655, 44404), (6460, 31997), (6530, 31654), (8330, 24814), (9044, 22855), (9142, 22610), (9310, 22202), (11101, 18620), (11305, 18284), (12407, 16660), (13060, 15827)]