20176340940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{25703}}^1$

素因数の和:25821

約数の個数: 216

約数和(自身を含む): 71996389920

約数和(自身を除く): 51820048980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 89, 90, 98, 105, 126, 140, 147, 178, 180, 196, 210, 245, 252, 267, 294, 315, 356, 420, 441, 445, 490, 534, 588, 623, 630, 735, 801, 882, 890, 980, 1068, 1246, 1260, 1335, 1470, 1602, 1764, 1780, 1869, 2205, 2492, 2670, 2940, 3115, 3204, 3738, 4005, 4361, 4410, 5340, 5607, 6230, 7476, 8010, 8722, 8820, 9345, 11214, 12460, 13083, 16020, 17444, 18690, 21805, 22428, 25703, 26166, 28035, 37380, 39249, 43610, 51406, 52332, 56070, 65415, 77109, 78498, 87220, 102812, 112140, 128515, 130830, 154218, 156996, 179921, 196245, 231327, 257030, 261660, 308436, 359842, 385545, 392490, 462654, 514060, 539763, 719684, 771090, 784980, 899605, 925308, 1079526, 1156635, 1259447, 1542180, 1619289, 1799210, 2159052, 2287567, 2313270, 2518894, 2698815, 3238578, 3598420, 3778341, 4575134, 4626540, 5037788, 5397630, 6297235, 6477156, 6862701, 7556682, 8096445, 9150268, 10795260, 11335023, 11437835, 12594470, 13725402, 15113364, 16012969, 16192890, 18891705, 20588103, 22670046, 22875670, 25188940, 27450804, 32025938, 32385780, 34313505, 37783410, 41176206, 45340092, 45751340, 48038907, 56675115, 64051876, 68627010, 75566820, 80064845, 82352412, 96077814, 102940515, 112090783, 113350230, 137254020, 144116721, 160129690, 192155628, 205881030, 224181566, 226700460, 240194535, 288233442, 320259380, 336272349, 411762060, 448363132, 480389070, 560453915, 576466884, 672544698, 720583605, 960778140, 1008817047, 1120907830, 1345089396, 1441167210, 1681361745, 2017634094, 2241815660, 2882334420, 3362723490, 4035268188, 5044085235, 6725446980, 10088170470, 20176340940]

約数ペア:

[(1, 20176340940), (2, 10088170470), (3, 6725446980), (4, 5044085235), (5, 4035268188), (6, 3362723490), (7, 2882334420), (9, 2241815660), (10, 2017634094), (12, 1681361745), (14, 1441167210), (15, 1345089396), (18, 1120907830), (20, 1008817047), (21, 960778140), (28, 720583605), (30, 672544698), (35, 576466884), (36, 560453915), (42, 480389070), (45, 448363132), (49, 411762060), (60, 336272349), (63, 320259380), (70, 288233442), (84, 240194535), (89, 226700460), (90, 224181566), (98, 205881030), (105, 192155628), (126, 160129690), (140, 144116721), (147, 137254020), (178, 113350230), (180, 112090783), (196, 102940515), (210, 96077814), (245, 82352412), (252, 80064845), (267, 75566820), (294, 68627010), (315, 64051876), (356, 56675115), (420, 48038907), (441, 45751340), (445, 45340092), (490, 41176206), (534, 37783410), (588, 34313505), (623, 32385780), (630, 32025938), (735, 27450804), (801, 25188940), (882, 22875670), (890, 22670046), (980, 20588103), (1068, 18891705), (1246, 16192890), (1260, 16012969), (1335, 15113364), (1470, 13725402), (1602, 12594470), (1764, 11437835), (1780, 11335023), (1869, 10795260), (2205, 9150268), (2492, 8096445), (2670, 7556682), (2940, 6862701), (3115, 6477156), (3204, 6297235), (3738, 5397630), (4005, 5037788), (4361, 4626540), (4410, 4575134), (5340, 3778341), (5607, 3598420), (6230, 3238578), (7476, 2698815), (8010, 2518894), (8722, 2313270), (8820, 2287567), (9345, 2159052), (11214, 1799210), (12460, 1619289), (13083, 1542180), (16020, 1259447), (17444, 1156635), (18690, 1079526), (21805, 925308), (22428, 899605), (25703, 784980), (26166, 771090), (28035, 719684), (37380, 539763), (39249, 514060), (43610, 462654), (51406, 392490), (52332, 385545), (56070, 359842), (65415, 308436), (77109, 261660), (78498, 257030), (87220, 231327), (102812, 196245), (112140, 179921), (128515, 156996), (130830, 154218)]