239953980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4801}}^1$

素因数の和:4844

約数の個数: 144

約数和(自身を含む): 827711136

約数和(自身を除く): 587757156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1666, 1785, 2380, 2499, 2940, 3332, 3570, 4165, 4801, 4998, 7140, 8330, 9602, 9996, 12495, 14403, 16660, 19204, 24005, 24990, 28806, 33607, 48010, 49980, 57612, 67214, 72015, 81617, 96020, 100821, 134428, 144030, 163234, 168035, 201642, 235249, 244851, 288060, 326468, 336070, 403284, 408085, 470498, 489702, 504105, 571319, 672140, 705747, 816170, 940996, 979404, 1008210, 1142638, 1176245, 1224255, 1411494, 1632340, 1713957, 2016420, 2285276, 2352490, 2448510, 2822988, 2856595, 3427914, 3528735, 3999233, 4704980, 4897020, 5713190, 6855828, 7057470, 7998466, 8569785, 11426380, 11997699, 14114940, 15996932, 17139570, 19996165, 23995398, 34279140, 39992330, 47990796, 59988495, 79984660, 119976990, 239953980]

約数ペア:

[(1, 239953980), (2, 119976990), (3, 79984660), (4, 59988495), (5, 47990796), (6, 39992330), (7, 34279140), (10, 23995398), (12, 19996165), (14, 17139570), (15, 15996932), (17, 14114940), (20, 11997699), (21, 11426380), (28, 8569785), (30, 7998466), (34, 7057470), (35, 6855828), (42, 5713190), (49, 4897020), (51, 4704980), (60, 3999233), (68, 3528735), (70, 3427914), (84, 2856595), (85, 2822988), (98, 2448510), (102, 2352490), (105, 2285276), (119, 2016420), (140, 1713957), (147, 1632340), (170, 1411494), (196, 1224255), (204, 1176245), (210, 1142638), (238, 1008210), (245, 979404), (255, 940996), (294, 816170), (340, 705747), (357, 672140), (420, 571319), (476, 504105), (490, 489702), (510, 470498), (588, 408085), (595, 403284), (714, 336070), (735, 326468), (833, 288060), (980, 244851), (1020, 235249), (1190, 201642), (1428, 168035), (1470, 163234), (1666, 144030), (1785, 134428), (2380, 100821), (2499, 96020), (2940, 81617), (3332, 72015), (3570, 67214), (4165, 57612), (4801, 49980), (4998, 48010), (7140, 33607), (8330, 28806), (9602, 24990), (9996, 24005), (12495, 19204), (14403, 16660)]