208544700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7639}}^1$

素因数の和:7676

約数の個数: 144

約数和(自身を含む): 742730240

約数和(自身を除く): 534185540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 3900, 4550, 5460, 6825, 7639, 9100, 13650, 15278, 22917, 27300, 30556, 38195, 45834, 53473, 76390, 91668, 99307, 106946, 114585, 152780, 160419, 190975, 198614, 213892, 229170, 267365, 297921, 320838, 381950, 397228, 458340, 496535, 534730, 572925, 595842, 641676, 695149, 763900, 802095, 993070, 1069460, 1145850, 1191684, 1336825, 1390298, 1489605, 1604190, 1986140, 2085447, 2291700, 2482675, 2673650, 2780596, 2979210, 3208380, 3475745, 4010475, 4170894, 4965350, 5347300, 5958420, 6951490, 7448025, 8020950, 8341788, 9930700, 10427235, 13902980, 14896050, 16041900, 17378725, 20854470, 29792100, 34757450, 41708940, 52136175, 69514900, 104272350, 208544700]

約数ペア:

[(1, 208544700), (2, 104272350), (3, 69514900), (4, 52136175), (5, 41708940), (6, 34757450), (7, 29792100), (10, 20854470), (12, 17378725), (13, 16041900), (14, 14896050), (15, 13902980), (20, 10427235), (21, 9930700), (25, 8341788), (26, 8020950), (28, 7448025), (30, 6951490), (35, 5958420), (39, 5347300), (42, 4965350), (50, 4170894), (52, 4010475), (60, 3475745), (65, 3208380), (70, 2979210), (75, 2780596), (78, 2673650), (84, 2482675), (91, 2291700), (100, 2085447), (105, 1986140), (130, 1604190), (140, 1489605), (150, 1390298), (156, 1336825), (175, 1191684), (182, 1145850), (195, 1069460), (210, 993070), (260, 802095), (273, 763900), (300, 695149), (325, 641676), (350, 595842), (364, 572925), (390, 534730), (420, 496535), (455, 458340), (525, 397228), (546, 381950), (650, 320838), (700, 297921), (780, 267365), (910, 229170), (975, 213892), (1050, 198614), (1092, 190975), (1300, 160419), (1365, 152780), (1820, 114585), (1950, 106946), (2100, 99307), (2275, 91668), (2730, 76390), (3900, 53473), (4550, 45834), (5460, 38195), (6825, 30556), (7639, 27300), (9100, 22917), (13650, 15278)]