221313960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2888

約数の個数: 192

約数和(自身を含む): 848839680

約数和(自身を除く): 627525720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 2833, 3255, 3720, 3906, 4340, 5208, 5580, 5666, 6510, 7812, 8499, 8680, 9765, 11160, 11332, 13020, 14165, 15624, 16998, 19530, 19831, 22664, 25497, 26040, 28330, 33996, 39060, 39662, 42495, 50994, 56660, 59493, 67992, 78120, 79324, 84990, 87823, 99155, 101988, 113320, 118986, 127485, 158648, 169980, 175646, 178479, 198310, 203976, 237972, 254970, 263469, 297465, 339960, 351292, 356958, 396620, 439115, 475944, 509940, 526938, 594930, 614761, 702584, 713916, 790407, 793240, 878230, 892395, 1019880, 1053876, 1189860, 1229522, 1317345, 1427832, 1580814, 1756460, 1784790, 1844283, 2107752, 2379720, 2459044, 2634690, 3073805, 3161628, 3512920, 3569580, 3688566, 3952035, 4918088, 5269380, 5532849, 6147610, 6323256, 7139160, 7377132, 7904070, 9221415, 10538760, 11065698, 12295220, 14754264, 15808140, 18442830, 22131396, 24590440, 27664245, 31616280, 36885660, 44262792, 55328490, 73771320, 110656980, 221313960]

約数ペア:

[(1, 221313960), (2, 110656980), (3, 73771320), (4, 55328490), (5, 44262792), (6, 36885660), (7, 31616280), (8, 27664245), (9, 24590440), (10, 22131396), (12, 18442830), (14, 15808140), (15, 14754264), (18, 12295220), (20, 11065698), (21, 10538760), (24, 9221415), (28, 7904070), (30, 7377132), (31, 7139160), (35, 6323256), (36, 6147610), (40, 5532849), (42, 5269380), (45, 4918088), (56, 3952035), (60, 3688566), (62, 3569580), (63, 3512920), (70, 3161628), (72, 3073805), (84, 2634690), (90, 2459044), (93, 2379720), (105, 2107752), (120, 1844283), (124, 1784790), (126, 1756460), (140, 1580814), (155, 1427832), (168, 1317345), (180, 1229522), (186, 1189860), (210, 1053876), (217, 1019880), (248, 892395), (252, 878230), (279, 793240), (280, 790407), (310, 713916), (315, 702584), (360, 614761), (372, 594930), (420, 526938), (434, 509940), (465, 475944), (504, 439115), (558, 396620), (620, 356958), (630, 351292), (651, 339960), (744, 297465), (840, 263469), (868, 254970), (930, 237972), (1085, 203976), (1116, 198310), (1240, 178479), (1260, 175646), (1302, 169980), (1395, 158648), (1736, 127485), (1860, 118986), (1953, 113320), (2170, 101988), (2232, 99155), (2520, 87823), (2604, 84990), (2790, 79324), (2833, 78120), (3255, 67992), (3720, 59493), (3906, 56660), (4340, 50994), (5208, 42495), (5580, 39662), (5666, 39060), (6510, 33996), (7812, 28330), (8499, 26040), (8680, 25497), (9765, 22664), (11160, 19831), (11332, 19530), (13020, 16998), (14165, 15624)]