215450820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:731

約数の個数: 192

約数和(自身を含む): 738339840

約数和(自身を除く): 522889020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 47, 52, 54, 60, 65, 78, 90, 94, 108, 117, 130, 135, 141, 156, 180, 188, 195, 234, 235, 260, 270, 282, 351, 390, 423, 468, 470, 540, 564, 585, 611, 653, 702, 705, 780, 846, 940, 1170, 1222, 1269, 1306, 1404, 1410, 1692, 1755, 1833, 1959, 2115, 2340, 2444, 2538, 2612, 2820, 3055, 3265, 3510, 3666, 3918, 4230, 5076, 5499, 5877, 6110, 6345, 6530, 7020, 7332, 7836, 8460, 8489, 9165, 9795, 10998, 11754, 12220, 12690, 13060, 16497, 16978, 17631, 18330, 19590, 21996, 23508, 25380, 25467, 27495, 29385, 30691, 32994, 33956, 35262, 36660, 39180, 42445, 50934, 54990, 58770, 61382, 65988, 70524, 76401, 82485, 84890, 88155, 92073, 101868, 109980, 117540, 122764, 127335, 152802, 153455, 164970, 169780, 176310, 184146, 229203, 254670, 276219, 305604, 306910, 329940, 352620, 368292, 382005, 398983, 458406, 460365, 509340, 552438, 613820, 764010, 797966, 828657, 916812, 920730, 1104876, 1146015, 1196949, 1381095, 1528020, 1595932, 1657314, 1841460, 1994915, 2292030, 2393898, 2762190, 3314628, 3590847, 3989830, 4143285, 4584060, 4787796, 5524380, 5984745, 7181694, 7979660, 8286570, 10772541, 11969490, 14363388, 16573140, 17954235, 21545082, 23938980, 35908470, 43090164, 53862705, 71816940, 107725410, 215450820]

約数ペア:

[(1, 215450820), (2, 107725410), (3, 71816940), (4, 53862705), (5, 43090164), (6, 35908470), (9, 23938980), (10, 21545082), (12, 17954235), (13, 16573140), (15, 14363388), (18, 11969490), (20, 10772541), (26, 8286570), (27, 7979660), (30, 7181694), (36, 5984745), (39, 5524380), (45, 4787796), (47, 4584060), (52, 4143285), (54, 3989830), (60, 3590847), (65, 3314628), (78, 2762190), (90, 2393898), (94, 2292030), (108, 1994915), (117, 1841460), (130, 1657314), (135, 1595932), (141, 1528020), (156, 1381095), (180, 1196949), (188, 1146015), (195, 1104876), (234, 920730), (235, 916812), (260, 828657), (270, 797966), (282, 764010), (351, 613820), (390, 552438), (423, 509340), (468, 460365), (470, 458406), (540, 398983), (564, 382005), (585, 368292), (611, 352620), (653, 329940), (702, 306910), (705, 305604), (780, 276219), (846, 254670), (940, 229203), (1170, 184146), (1222, 176310), (1269, 169780), (1306, 164970), (1404, 153455), (1410, 152802), (1692, 127335), (1755, 122764), (1833, 117540), (1959, 109980), (2115, 101868), (2340, 92073), (2444, 88155), (2538, 84890), (2612, 82485), (2820, 76401), (3055, 70524), (3265, 65988), (3510, 61382), (3666, 58770), (3918, 54990), (4230, 50934), (5076, 42445), (5499, 39180), (5877, 36660), (6110, 35262), (6345, 33956), (6530, 32994), (7020, 30691), (7332, 29385), (7836, 27495), (8460, 25467), (8489, 25380), (9165, 23508), (9795, 21996), (10998, 19590), (11754, 18330), (12220, 17631), (12690, 16978), (13060, 16497)]