198936920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:146

約数の個数: 256

約数和(自身を含む): 596090880

約数和(自身を除く): 397153960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 41, 43, 52, 56, 62, 65, 70, 82, 86, 91, 104, 124, 130, 140, 155, 164, 172, 182, 205, 215, 217, 248, 260, 280, 287, 301, 310, 328, 344, 364, 403, 410, 430, 434, 455, 520, 533, 559, 574, 602, 620, 728, 806, 820, 860, 868, 910, 1066, 1085, 1118, 1148, 1204, 1240, 1271, 1333, 1435, 1505, 1612, 1640, 1720, 1736, 1763, 1820, 2015, 2132, 2170, 2236, 2296, 2408, 2542, 2665, 2666, 2795, 2821, 2870, 3010, 3224, 3526, 3640, 3731, 3913, 4030, 4264, 4340, 4472, 5084, 5330, 5332, 5590, 5642, 5740, 6020, 6355, 6665, 7052, 7462, 7826, 8060, 8680, 8815, 8897, 9331, 10168, 10660, 10664, 11180, 11284, 11480, 12040, 12341, 12710, 13330, 14104, 14105, 14924, 15652, 16120, 16523, 17329, 17630, 17794, 18655, 18662, 19565, 21320, 22360, 22568, 22919, 24682, 25420, 26660, 28210, 29848, 31304, 33046, 34658, 35260, 35588, 37310, 37324, 39130, 44485, 45838, 46655, 49364, 50840, 53320, 54653, 56420, 61705, 66092, 69316, 70520, 71176, 74620, 74648, 78260, 82615, 86645, 88970, 91676, 93310, 98728, 109306, 112840, 114595, 115661, 121303, 123410, 132184, 138632, 149240, 156520, 160433, 165230, 173290, 177940, 183352, 186620, 218612, 229190, 231322, 242606, 246820, 273265, 320866, 330460, 346580, 355880, 373240, 382571, 437224, 458380, 462644, 485212, 493640, 546530, 578305, 606515, 641732, 660920, 693160, 710489, 765142, 802165, 916760, 925288, 970424, 1093060, 1156610, 1213030, 1283464, 1420978, 1530284, 1604330, 1912855, 2186120, 2313220, 2426060, 2841956, 3060568, 3208660, 3552445, 3825710, 4626440, 4852120, 4973423, 5683912, 6417320, 7104890, 7651420, 9946846, 14209780, 15302840, 19893692, 24867115, 28419560, 39787384, 49734230, 99468460, 198936920]

約数ペア:

[(1, 198936920), (2, 99468460), (4, 49734230), (5, 39787384), (7, 28419560), (8, 24867115), (10, 19893692), (13, 15302840), (14, 14209780), (20, 9946846), (26, 7651420), (28, 7104890), (31, 6417320), (35, 5683912), (40, 4973423), (41, 4852120), (43, 4626440), (52, 3825710), (56, 3552445), (62, 3208660), (65, 3060568), (70, 2841956), (82, 2426060), (86, 2313220), (91, 2186120), (104, 1912855), (124, 1604330), (130, 1530284), (140, 1420978), (155, 1283464), (164, 1213030), (172, 1156610), (182, 1093060), (205, 970424), (215, 925288), (217, 916760), (248, 802165), (260, 765142), (280, 710489), (287, 693160), (301, 660920), (310, 641732), (328, 606515), (344, 578305), (364, 546530), (403, 493640), (410, 485212), (430, 462644), (434, 458380), (455, 437224), (520, 382571), (533, 373240), (559, 355880), (574, 346580), (602, 330460), (620, 320866), (728, 273265), (806, 246820), (820, 242606), (860, 231322), (868, 229190), (910, 218612), (1066, 186620), (1085, 183352), (1118, 177940), (1148, 173290), (1204, 165230), (1240, 160433), (1271, 156520), (1333, 149240), (1435, 138632), (1505, 132184), (1612, 123410), (1640, 121303), (1720, 115661), (1736, 114595), (1763, 112840), (1820, 109306), (2015, 98728), (2132, 93310), (2170, 91676), (2236, 88970), (2296, 86645), (2408, 82615), (2542, 78260), (2665, 74648), (2666, 74620), (2795, 71176), (2821, 70520), (2870, 69316), (3010, 66092), (3224, 61705), (3526, 56420), (3640, 54653), (3731, 53320), (3913, 50840), (4030, 49364), (4264, 46655), (4340, 45838), (4472, 44485), (5084, 39130), (5330, 37324), (5332, 37310), (5590, 35588), (5642, 35260), (5740, 34658), (6020, 33046), (6355, 31304), (6665, 29848), (7052, 28210), (7462, 26660), (7826, 25420), (8060, 24682), (8680, 22919), (8815, 22568), (8897, 22360), (9331, 21320), (10168, 19565), (10660, 18662), (10664, 18655), (11180, 17794), (11284, 17630), (11480, 17329), (12040, 16523), (12341, 16120), (12710, 15652), (13330, 14924), (14104, 14105)]