217339980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:456

約数の個数: 192

約数和(自身を含む): 726824448

約数和(自身を除く): 509484468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 73, 78, 110, 130, 132, 143, 146, 156, 165, 195, 219, 220, 260, 286, 292, 330, 347, 365, 390, 429, 438, 572, 660, 694, 715, 730, 780, 803, 858, 876, 949, 1041, 1095, 1388, 1430, 1460, 1606, 1716, 1735, 1898, 2082, 2145, 2190, 2409, 2847, 2860, 3212, 3470, 3796, 3817, 4015, 4164, 4290, 4380, 4511, 4745, 4818, 5205, 5694, 6940, 7634, 8030, 8580, 9022, 9490, 9636, 10410, 10439, 11388, 11451, 12045, 13533, 14235, 15268, 16060, 18044, 18980, 19085, 20820, 20878, 22555, 22902, 24090, 25331, 27066, 28470, 31317, 38170, 41756, 45110, 45804, 48180, 49621, 50662, 52195, 54132, 56940, 57255, 62634, 67665, 75993, 76340, 90220, 99242, 101324, 104390, 114510, 125268, 126655, 135330, 148863, 151986, 156585, 198484, 208780, 229020, 248105, 253310, 270660, 278641, 297726, 303972, 313170, 329303, 379965, 496210, 506620, 557282, 595452, 626340, 658606, 744315, 759930, 835923, 987909, 992420, 1114564, 1317212, 1393205, 1488630, 1519860, 1646515, 1671846, 1975818, 2786410, 2977260, 3293030, 3343692, 3622333, 3951636, 4179615, 4939545, 5572820, 6586060, 7244666, 8359230, 9879090, 10866999, 14489332, 16718460, 18111665, 19758180, 21733998, 36223330, 43467996, 54334995, 72446660, 108669990, 217339980]

約数ペア:

[(1, 217339980), (2, 108669990), (3, 72446660), (4, 54334995), (5, 43467996), (6, 36223330), (10, 21733998), (11, 19758180), (12, 18111665), (13, 16718460), (15, 14489332), (20, 10866999), (22, 9879090), (26, 8359230), (30, 7244666), (33, 6586060), (39, 5572820), (44, 4939545), (52, 4179615), (55, 3951636), (60, 3622333), (65, 3343692), (66, 3293030), (73, 2977260), (78, 2786410), (110, 1975818), (130, 1671846), (132, 1646515), (143, 1519860), (146, 1488630), (156, 1393205), (165, 1317212), (195, 1114564), (219, 992420), (220, 987909), (260, 835923), (286, 759930), (292, 744315), (330, 658606), (347, 626340), (365, 595452), (390, 557282), (429, 506620), (438, 496210), (572, 379965), (660, 329303), (694, 313170), (715, 303972), (730, 297726), (780, 278641), (803, 270660), (858, 253310), (876, 248105), (949, 229020), (1041, 208780), (1095, 198484), (1388, 156585), (1430, 151986), (1460, 148863), (1606, 135330), (1716, 126655), (1735, 125268), (1898, 114510), (2082, 104390), (2145, 101324), (2190, 99242), (2409, 90220), (2847, 76340), (2860, 75993), (3212, 67665), (3470, 62634), (3796, 57255), (3817, 56940), (4015, 54132), (4164, 52195), (4290, 50662), (4380, 49621), (4511, 48180), (4745, 45804), (4818, 45110), (5205, 41756), (5694, 38170), (6940, 31317), (7634, 28470), (8030, 27066), (8580, 25331), (9022, 24090), (9490, 22902), (9636, 22555), (10410, 20878), (10439, 20820), (11388, 19085), (11451, 18980), (12045, 18044), (13533, 16060), (14235, 15268)]