30951900

素因数分解:

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

素因数の和:78

約数の個数: 216

約数和(自身を含む): 117804960

約数和(自身を除く): 86853060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 25, 28, 30, 34, 35, 36, 42, 45, 50, 51, 60, 63, 68, 70, 75, 84, 85, 90, 100, 102, 105, 119, 126, 140, 150, 153, 170, 175, 180, 204, 210, 225, 238, 252, 255, 289, 300, 306, 315, 340, 350, 357, 420, 425, 450, 476, 510, 525, 578, 595, 612, 630, 700, 714, 765, 850, 867, 900, 1020, 1050, 1071, 1156, 1190, 1260, 1275, 1428, 1445, 1530, 1575, 1700, 1734, 1785, 2023, 2100, 2142, 2380, 2550, 2601, 2890, 2975, 3060, 3150, 3468, 3570, 3825, 4046, 4284, 4335, 4913, 5100, 5202, 5355, 5780, 5950, 6069, 6300, 7140, 7225, 7650, 8092, 8670, 8925, 9826, 10115, 10404, 10710, 11900, 12138, 13005, 14450, 14739, 15300, 17340, 17850, 18207, 19652, 20230, 21420, 21675, 24276, 24565, 26010, 26775, 28900, 29478, 30345, 34391, 35700, 36414, 40460, 43350, 44217, 49130, 50575, 52020, 53550, 58956, 60690, 65025, 68782, 72828, 73695, 86700, 88434, 91035, 98260, 101150, 103173, 107100, 121380, 122825, 130050, 137564, 147390, 151725, 171955, 176868, 182070, 202300, 206346, 221085, 245650, 260100, 294780, 303450, 309519, 343910, 364140, 368475, 412692, 442170, 455175, 491300, 515865, 606900, 619038, 687820, 736950, 859775, 884340, 910350, 1031730, 1105425, 1238076, 1473900, 1547595, 1719550, 1820700, 2063460, 2210850, 2579325, 3095190, 3439100, 4421700, 5158650, 6190380, 7737975, 10317300, 15475950, 30951900]

約数ペア:

[(1, 30951900), (2, 15475950), (3, 10317300), (4, 7737975), (5, 6190380), (6, 5158650), (7, 4421700), (9, 3439100), (10, 3095190), (12, 2579325), (14, 2210850), (15, 2063460), (17, 1820700), (18, 1719550), (20, 1547595), (21, 1473900), (25, 1238076), (28, 1105425), (30, 1031730), (34, 910350), (35, 884340), (36, 859775), (42, 736950), (45, 687820), (50, 619038), (51, 606900), (60, 515865), (63, 491300), (68, 455175), (70, 442170), (75, 412692), (84, 368475), (85, 364140), (90, 343910), (100, 309519), (102, 303450), (105, 294780), (119, 260100), (126, 245650), (140, 221085), (150, 206346), (153, 202300), (170, 182070), (175, 176868), (180, 171955), (204, 151725), (210, 147390), (225, 137564), (238, 130050), (252, 122825), (255, 121380), (289, 107100), (300, 103173), (306, 101150), (315, 98260), (340, 91035), (350, 88434), (357, 86700), (420, 73695), (425, 72828), (450, 68782), (476, 65025), (510, 60690), (525, 58956), (578, 53550), (595, 52020), (612, 50575), (630, 49130), (700, 44217), (714, 43350), (765, 40460), (850, 36414), (867, 35700), (900, 34391), (1020, 30345), (1050, 29478), (1071, 28900), (1156, 26775), (1190, 26010), (1260, 24565), (1275, 24276), (1428, 21675), (1445, 21420), (1530, 20230), (1575, 19652), (1700, 18207), (1734, 17850), (1785, 17340), (2023, 15300), (2100, 14739), (2142, 14450), (2380, 13005), (2550, 12138), (2601, 11900), (2890, 10710), (2975, 10404), (3060, 10115), (3150, 9826), (3468, 8925), (3570, 8670), (3825, 8092), (4046, 7650), (4284, 7225), (4335, 7140), (4913, 6300), (5100, 6069), (5202, 5950), (5355, 5780)]