74438910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 243734400

約数和(自身を除く): 169295490

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 61, 63, 65, 70, 78, 90, 91, 105, 117, 122, 126, 130, 149, 182, 183, 195, 210, 234, 273, 298, 305, 315, 366, 390, 427, 447, 455, 546, 549, 585, 610, 630, 745, 793, 819, 854, 894, 910, 915, 1043, 1098, 1170, 1281, 1341, 1365, 1490, 1586, 1638, 1830, 1937, 2086, 2135, 2235, 2379, 2562, 2682, 2730, 2745, 3129, 3843, 3874, 3965, 4095, 4270, 4470, 4758, 5215, 5490, 5551, 5811, 6258, 6405, 6705, 7137, 7686, 7930, 8190, 9089, 9387, 9685, 10430, 11102, 11622, 11895, 12810, 13410, 13559, 14274, 15645, 16653, 17433, 18178, 18774, 19215, 19370, 23790, 27118, 27267, 27755, 29055, 31290, 33306, 34866, 35685, 38430, 40677, 45445, 46935, 49959, 54534, 55510, 58110, 63623, 67795, 71370, 81354, 81801, 83265, 87165, 90890, 93870, 99918, 118157, 122031, 127246, 135590, 136335, 163602, 166530, 174330, 190869, 203385, 236314, 244062, 249795, 272670, 318115, 354471, 381738, 406770, 409005, 499590, 572607, 590785, 610155, 636230, 708942, 818010, 827099, 954345, 1063413, 1145214, 1181570, 1220310, 1654198, 1772355, 1908690, 2126826, 2481297, 2863035, 3544710, 4135495, 4962594, 5317065, 5726070, 7443891, 8270990, 10634130, 12406485, 14887782, 24812970, 37219455, 74438910]

約数ペア:

[(1, 74438910), (2, 37219455), (3, 24812970), (5, 14887782), (6, 12406485), (7, 10634130), (9, 8270990), (10, 7443891), (13, 5726070), (14, 5317065), (15, 4962594), (18, 4135495), (21, 3544710), (26, 2863035), (30, 2481297), (35, 2126826), (39, 1908690), (42, 1772355), (45, 1654198), (61, 1220310), (63, 1181570), (65, 1145214), (70, 1063413), (78, 954345), (90, 827099), (91, 818010), (105, 708942), (117, 636230), (122, 610155), (126, 590785), (130, 572607), (149, 499590), (182, 409005), (183, 406770), (195, 381738), (210, 354471), (234, 318115), (273, 272670), (298, 249795), (305, 244062), (315, 236314), (366, 203385), (390, 190869), (427, 174330), (447, 166530), (455, 163602), (546, 136335), (549, 135590), (585, 127246), (610, 122031), (630, 118157), (745, 99918), (793, 93870), (819, 90890), (854, 87165), (894, 83265), (910, 81801), (915, 81354), (1043, 71370), (1098, 67795), (1170, 63623), (1281, 58110), (1341, 55510), (1365, 54534), (1490, 49959), (1586, 46935), (1638, 45445), (1830, 40677), (1937, 38430), (2086, 35685), (2135, 34866), (2235, 33306), (2379, 31290), (2562, 29055), (2682, 27755), (2730, 27267), (2745, 27118), (3129, 23790), (3843, 19370), (3874, 19215), (3965, 18774), (4095, 18178), (4270, 17433), (4470, 16653), (4758, 15645), (5215, 14274), (5490, 13559), (5551, 13410), (5811, 12810), (6258, 11895), (6405, 11622), (6705, 11102), (7137, 10430), (7686, 9685), (7930, 9387), (8190, 9089)]