128761290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:417

約数の個数: 192

約数和(自身を含む): 416931840

約数和(自身を除く): 288170550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 31, 35, 38, 42, 45, 57, 62, 63, 70, 90, 93, 95, 105, 114, 126, 133, 155, 171, 186, 190, 210, 217, 266, 279, 285, 310, 315, 342, 347, 399, 434, 465, 558, 570, 589, 630, 651, 665, 694, 798, 855, 930, 1041, 1085, 1178, 1197, 1302, 1330, 1395, 1710, 1735, 1767, 1953, 1995, 2082, 2170, 2394, 2429, 2790, 2945, 3123, 3255, 3470, 3534, 3906, 3990, 4123, 4858, 5205, 5301, 5890, 5985, 6246, 6510, 6593, 7287, 8246, 8835, 9765, 10410, 10602, 10757, 11970, 12145, 12369, 13186, 14574, 15615, 17670, 19530, 19779, 20615, 21514, 21861, 24290, 24738, 26505, 31230, 32271, 32965, 36435, 37107, 39558, 41230, 43722, 46151, 53010, 53785, 59337, 61845, 64542, 65930, 72870, 74214, 75299, 92302, 96813, 98895, 107570, 109305, 118674, 123690, 138453, 150598, 161355, 185535, 193626, 197790, 204383, 218610, 225897, 230755, 276906, 296685, 322710, 371070, 376495, 408766, 415359, 451794, 461510, 484065, 593370, 613149, 677691, 692265, 752990, 830718, 968130, 1021915, 1129485, 1226298, 1355382, 1384530, 1430681, 1839447, 2043830, 2076795, 2258970, 2861362, 3065745, 3388455, 3678894, 4153590, 4292043, 6131490, 6776910, 7153405, 8584086, 9197235, 12876129, 14306810, 18394470, 21460215, 25752258, 42920430, 64380645, 128761290]

約数ペア:

[(1, 128761290), (2, 64380645), (3, 42920430), (5, 25752258), (6, 21460215), (7, 18394470), (9, 14306810), (10, 12876129), (14, 9197235), (15, 8584086), (18, 7153405), (19, 6776910), (21, 6131490), (30, 4292043), (31, 4153590), (35, 3678894), (38, 3388455), (42, 3065745), (45, 2861362), (57, 2258970), (62, 2076795), (63, 2043830), (70, 1839447), (90, 1430681), (93, 1384530), (95, 1355382), (105, 1226298), (114, 1129485), (126, 1021915), (133, 968130), (155, 830718), (171, 752990), (186, 692265), (190, 677691), (210, 613149), (217, 593370), (266, 484065), (279, 461510), (285, 451794), (310, 415359), (315, 408766), (342, 376495), (347, 371070), (399, 322710), (434, 296685), (465, 276906), (558, 230755), (570, 225897), (589, 218610), (630, 204383), (651, 197790), (665, 193626), (694, 185535), (798, 161355), (855, 150598), (930, 138453), (1041, 123690), (1085, 118674), (1178, 109305), (1197, 107570), (1302, 98895), (1330, 96813), (1395, 92302), (1710, 75299), (1735, 74214), (1767, 72870), (1953, 65930), (1995, 64542), (2082, 61845), (2170, 59337), (2394, 53785), (2429, 53010), (2790, 46151), (2945, 43722), (3123, 41230), (3255, 39558), (3470, 37107), (3534, 36435), (3906, 32965), (3990, 32271), (4123, 31230), (4858, 26505), (5205, 24738), (5301, 24290), (5890, 21861), (5985, 21514), (6246, 20615), (6510, 19779), (6593, 19530), (7287, 17670), (8246, 15615), (8835, 14574), (9765, 13186), (10410, 12369), (10602, 12145), (10757, 11970)]