306659920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:893

約数の個数: 160

約数和(自身を含む): 880657920

約数和(自身を除く): 573998000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 80, 92, 112, 115, 116, 140, 145, 161, 184, 203, 230, 232, 280, 290, 322, 368, 406, 460, 464, 560, 580, 644, 667, 805, 812, 821, 920, 1015, 1160, 1288, 1334, 1610, 1624, 1642, 1840, 2030, 2320, 2576, 2668, 3220, 3248, 3284, 3335, 4060, 4105, 4669, 5336, 5747, 6440, 6568, 6670, 8120, 8210, 9338, 10672, 11494, 12880, 13136, 13340, 16240, 16420, 18676, 18883, 22988, 23345, 23809, 26680, 28735, 32840, 37352, 37766, 45976, 46690, 47618, 53360, 57470, 65680, 74704, 75532, 91952, 93380, 94415, 95236, 114940, 119045, 132181, 151064, 166663, 186760, 188830, 190472, 229880, 238090, 264362, 302128, 333326, 373520, 377660, 380944, 459760, 476180, 528724, 547607, 660905, 666652, 755320, 833315, 952360, 1057448, 1095214, 1321810, 1333304, 1510640, 1666630, 1904720, 2114896, 2190428, 2643620, 2666608, 2738035, 3333260, 3833249, 4380856, 5287240, 5476070, 6666520, 7666498, 8761712, 10574480, 10952140, 13333040, 15332996, 19166245, 21904280, 30665992, 38332490, 43808560, 61331984, 76664980, 153329960, 306659920]

約数ペア:

[(1, 306659920), (2, 153329960), (4, 76664980), (5, 61331984), (7, 43808560), (8, 38332490), (10, 30665992), (14, 21904280), (16, 19166245), (20, 15332996), (23, 13333040), (28, 10952140), (29, 10574480), (35, 8761712), (40, 7666498), (46, 6666520), (56, 5476070), (58, 5287240), (70, 4380856), (80, 3833249), (92, 3333260), (112, 2738035), (115, 2666608), (116, 2643620), (140, 2190428), (145, 2114896), (161, 1904720), (184, 1666630), (203, 1510640), (230, 1333304), (232, 1321810), (280, 1095214), (290, 1057448), (322, 952360), (368, 833315), (406, 755320), (460, 666652), (464, 660905), (560, 547607), (580, 528724), (644, 476180), (667, 459760), (805, 380944), (812, 377660), (821, 373520), (920, 333326), (1015, 302128), (1160, 264362), (1288, 238090), (1334, 229880), (1610, 190472), (1624, 188830), (1642, 186760), (1840, 166663), (2030, 151064), (2320, 132181), (2576, 119045), (2668, 114940), (3220, 95236), (3248, 94415), (3284, 93380), (3335, 91952), (4060, 75532), (4105, 74704), (4669, 65680), (5336, 57470), (5747, 53360), (6440, 47618), (6568, 46690), (6670, 45976), (8120, 37766), (8210, 37352), (9338, 32840), (10672, 28735), (11494, 26680), (12880, 23809), (13136, 23345), (13340, 22988), (16240, 18883), (16420, 18676)]