30823380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1478

約数の個数: 144

約数和(自身を含む): 113218560

約数和(自身を除く): 82395180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1439, 1530, 1785, 2142, 2380, 2878, 3060, 3570, 4284, 4317, 5355, 5756, 7140, 7195, 8634, 10073, 10710, 12951, 14390, 17268, 20146, 21420, 21585, 24463, 25902, 28780, 30219, 40292, 43170, 48926, 50365, 51804, 60438, 64755, 73389, 86340, 90657, 97852, 100730, 120876, 122315, 129510, 146778, 151095, 171241, 181314, 201460, 220167, 244630, 259020, 293556, 302190, 342482, 362628, 366945, 440334, 453285, 489260, 513723, 604380, 684964, 733890, 856205, 880668, 906570, 1027446, 1100835, 1467780, 1541169, 1712410, 1813140, 2054892, 2201670, 2568615, 3082338, 3424820, 4403340, 5137230, 6164676, 7705845, 10274460, 15411690, 30823380]

約数ペア:

[(1, 30823380), (2, 15411690), (3, 10274460), (4, 7705845), (5, 6164676), (6, 5137230), (7, 4403340), (9, 3424820), (10, 3082338), (12, 2568615), (14, 2201670), (15, 2054892), (17, 1813140), (18, 1712410), (20, 1541169), (21, 1467780), (28, 1100835), (30, 1027446), (34, 906570), (35, 880668), (36, 856205), (42, 733890), (45, 684964), (51, 604380), (60, 513723), (63, 489260), (68, 453285), (70, 440334), (84, 366945), (85, 362628), (90, 342482), (102, 302190), (105, 293556), (119, 259020), (126, 244630), (140, 220167), (153, 201460), (170, 181314), (180, 171241), (204, 151095), (210, 146778), (238, 129510), (252, 122315), (255, 120876), (306, 100730), (315, 97852), (340, 90657), (357, 86340), (420, 73389), (476, 64755), (510, 60438), (595, 51804), (612, 50365), (630, 48926), (714, 43170), (765, 40292), (1020, 30219), (1071, 28780), (1190, 25902), (1260, 24463), (1428, 21585), (1439, 21420), (1530, 20146), (1785, 17268), (2142, 14390), (2380, 12951), (2878, 10710), (3060, 10073), (3570, 8634), (4284, 7195), (4317, 7140), (5355, 5756)]