490236030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 1381017600

約数和(自身を除く): 890781570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 89, 90, 115, 135, 138, 178, 207, 230, 267, 270, 345, 414, 445, 534, 621, 690, 801, 887, 890, 1035, 1242, 1335, 1602, 1774, 2047, 2070, 2403, 2661, 2670, 3105, 4005, 4094, 4435, 4806, 5322, 6141, 6210, 7983, 8010, 8870, 10235, 12015, 12282, 13305, 15966, 18423, 20401, 20470, 23949, 24030, 26610, 30705, 36846, 39915, 40802, 47898, 55269, 61203, 61410, 78943, 79830, 92115, 102005, 110538, 119745, 122406, 157886, 183609, 184230, 204010, 236829, 239490, 276345, 306015, 367218, 394715, 473658, 550827, 552690, 612030, 710487, 789430, 918045, 1101654, 1184145, 1420974, 1815689, 1836090, 2131461, 2368290, 2754135, 3552435, 3631378, 4262922, 5447067, 5508270, 7104870, 9078445, 10657305, 10894134, 16341201, 18156890, 21314610, 27235335, 32682402, 49023603, 54470670, 81706005, 98047206, 163412010, 245118015, 490236030]

約数ペア:

[(1, 490236030), (2, 245118015), (3, 163412010), (5, 98047206), (6, 81706005), (9, 54470670), (10, 49023603), (15, 32682402), (18, 27235335), (23, 21314610), (27, 18156890), (30, 16341201), (45, 10894134), (46, 10657305), (54, 9078445), (69, 7104870), (89, 5508270), (90, 5447067), (115, 4262922), (135, 3631378), (138, 3552435), (178, 2754135), (207, 2368290), (230, 2131461), (267, 1836090), (270, 1815689), (345, 1420974), (414, 1184145), (445, 1101654), (534, 918045), (621, 789430), (690, 710487), (801, 612030), (887, 552690), (890, 550827), (1035, 473658), (1242, 394715), (1335, 367218), (1602, 306015), (1774, 276345), (2047, 239490), (2070, 236829), (2403, 204010), (2661, 184230), (2670, 183609), (3105, 157886), (4005, 122406), (4094, 119745), (4435, 110538), (4806, 102005), (5322, 92115), (6141, 79830), (6210, 78943), (7983, 61410), (8010, 61203), (8870, 55269), (10235, 47898), (12015, 40802), (12282, 39915), (13305, 36846), (15966, 30705), (18423, 26610), (20401, 24030), (20470, 23949)]