18161738280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1029577}}^1$

素因数の和:1029608

約数の個数: 144

約数和(自身を含む): 68662556820

約数和(自身を除く): 50500818540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 1029577, 2059154, 3088731, 4118308, 5147885, 6177462, 7207039, 8236616, 9266193, 10295770, 12354924, 14414078, 15443655, 18532386, 20591540, 21621117, 24709848, 28828156, 30887310, 36035195, 37064772, 41183080, 43242234, 46330965, 50449273, 57656312, 61774620, 64863351, 72070390, 74129544, 86484468, 92661930, 100898546, 108105585, 123549240, 129726702, 144140780, 151347819, 172968936, 185323860, 201797092, 216211170, 252246365, 259453404, 288281560, 302695638, 324316755, 370647720, 403594184, 432422340, 454043457, 504492730, 518906808, 605391276, 648633510, 756739095, 864844680, 908086914, 1008985460, 1210782552, 1297267020, 1513478190, 1816173828, 2017970920, 2270217285, 2594534040, 3026956380, 3632347656, 4540434570, 6053912760, 9080869140, 18161738280]

約数ペア:

[(1, 18161738280), (2, 9080869140), (3, 6053912760), (4, 4540434570), (5, 3632347656), (6, 3026956380), (7, 2594534040), (8, 2270217285), (9, 2017970920), (10, 1816173828), (12, 1513478190), (14, 1297267020), (15, 1210782552), (18, 1008985460), (20, 908086914), (21, 864844680), (24, 756739095), (28, 648633510), (30, 605391276), (35, 518906808), (36, 504492730), (40, 454043457), (42, 432422340), (45, 403594184), (49, 370647720), (56, 324316755), (60, 302695638), (63, 288281560), (70, 259453404), (72, 252246365), (84, 216211170), (90, 201797092), (98, 185323860), (105, 172968936), (120, 151347819), (126, 144140780), (140, 129726702), (147, 123549240), (168, 108105585), (180, 100898546), (196, 92661930), (210, 86484468), (245, 74129544), (252, 72070390), (280, 64863351), (294, 61774620), (315, 57656312), (360, 50449273), (392, 46330965), (420, 43242234), (441, 41183080), (490, 37064772), (504, 36035195), (588, 30887310), (630, 28828156), (735, 24709848), (840, 21621117), (882, 20591540), (980, 18532386), (1176, 15443655), (1260, 14414078), (1470, 12354924), (1764, 10295770), (1960, 9266193), (2205, 8236616), (2520, 7207039), (2940, 6177462), (3528, 5147885), (4410, 4118308), (5880, 3088731), (8820, 2059154), (17640, 1029577)]