78333960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 256

約数和(自身を含む): 273715200

約数和(自身を除く): 195381240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 43, 47, 51, 57, 60, 68, 76, 85, 86, 94, 95, 102, 114, 120, 129, 136, 141, 152, 170, 172, 188, 190, 204, 215, 228, 235, 255, 258, 282, 285, 323, 340, 344, 376, 380, 408, 430, 456, 470, 510, 516, 564, 570, 645, 646, 680, 705, 731, 760, 799, 817, 860, 893, 940, 969, 1020, 1032, 1128, 1140, 1290, 1292, 1410, 1462, 1598, 1615, 1634, 1720, 1786, 1880, 1938, 2021, 2040, 2193, 2280, 2397, 2451, 2580, 2584, 2679, 2820, 2924, 3196, 3230, 3268, 3572, 3655, 3876, 3995, 4042, 4085, 4386, 4465, 4794, 4845, 4902, 5160, 5358, 5640, 5848, 6063, 6392, 6460, 6536, 7144, 7310, 7752, 7990, 8084, 8170, 8772, 8930, 9588, 9690, 9804, 10105, 10716, 10965, 11985, 12126, 12255, 12920, 13395, 13889, 14620, 15181, 15980, 16168, 16340, 17544, 17860, 19176, 19380, 19608, 20210, 21432, 21930, 23970, 24252, 24510, 26790, 27778, 29240, 30315, 30362, 31960, 32680, 34357, 35720, 38399, 38760, 40420, 41667, 43860, 45543, 47940, 48504, 49020, 53580, 55556, 60630, 60724, 68714, 69445, 75905, 76798, 80840, 83334, 87720, 91086, 95880, 98040, 103071, 107160, 111112, 115197, 121260, 121448, 137428, 138890, 151810, 153596, 166668, 171785, 182172, 191995, 206142, 208335, 227715, 230394, 242520, 274856, 277780, 303620, 307192, 333336, 343570, 364344, 383990, 412284, 416670, 455430, 460788, 515355, 555560, 575985, 607240, 652783, 687140, 767980, 824568, 833340, 910860, 921576, 1030710, 1151970, 1305566, 1374280, 1535960, 1666680, 1821720, 1958349, 2061420, 2303940, 2611132, 3263915, 3916698, 4122840, 4607880, 5222264, 6527830, 7833396, 9791745, 13055660, 15666792, 19583490, 26111320, 39166980, 78333960]

約数ペア:

[(1, 78333960), (2, 39166980), (3, 26111320), (4, 19583490), (5, 15666792), (6, 13055660), (8, 9791745), (10, 7833396), (12, 6527830), (15, 5222264), (17, 4607880), (19, 4122840), (20, 3916698), (24, 3263915), (30, 2611132), (34, 2303940), (38, 2061420), (40, 1958349), (43, 1821720), (47, 1666680), (51, 1535960), (57, 1374280), (60, 1305566), (68, 1151970), (76, 1030710), (85, 921576), (86, 910860), (94, 833340), (95, 824568), (102, 767980), (114, 687140), (120, 652783), (129, 607240), (136, 575985), (141, 555560), (152, 515355), (170, 460788), (172, 455430), (188, 416670), (190, 412284), (204, 383990), (215, 364344), (228, 343570), (235, 333336), (255, 307192), (258, 303620), (282, 277780), (285, 274856), (323, 242520), (340, 230394), (344, 227715), (376, 208335), (380, 206142), (408, 191995), (430, 182172), (456, 171785), (470, 166668), (510, 153596), (516, 151810), (564, 138890), (570, 137428), (645, 121448), (646, 121260), (680, 115197), (705, 111112), (731, 107160), (760, 103071), (799, 98040), (817, 95880), (860, 91086), (893, 87720), (940, 83334), (969, 80840), (1020, 76798), (1032, 75905), (1128, 69445), (1140, 68714), (1290, 60724), (1292, 60630), (1410, 55556), (1462, 53580), (1598, 49020), (1615, 48504), (1634, 47940), (1720, 45543), (1786, 43860), (1880, 41667), (1938, 40420), (2021, 38760), (2040, 38399), (2193, 35720), (2280, 34357), (2397, 32680), (2451, 31960), (2580, 30362), (2584, 30315), (2679, 29240), (2820, 27778), (2924, 26790), (3196, 24510), (3230, 24252), (3268, 23970), (3572, 21930), (3655, 21432), (3876, 20210), (3995, 19608), (4042, 19380), (4085, 19176), (4386, 17860), (4465, 17544), (4794, 16340), (4845, 16168), (4902, 15980), (5160, 15181), (5358, 14620), (5640, 13889), (5848, 13395), (6063, 12920), (6392, 12255), (6460, 12126), (6536, 11985), (7144, 10965), (7310, 10716), (7752, 10105), (7990, 9804), (8084, 9690), (8170, 9588), (8772, 8930)]