201880980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:563

約数の個数: 216

約数和(自身を含む): 729001728

約数和(自身を除く): 527120748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 49, 60, 63, 70, 84, 90, 94, 98, 105, 126, 140, 141, 147, 180, 188, 196, 210, 235, 245, 252, 282, 294, 315, 329, 420, 423, 441, 470, 487, 490, 564, 588, 630, 658, 705, 735, 846, 882, 940, 974, 980, 987, 1260, 1316, 1410, 1461, 1470, 1645, 1692, 1764, 1948, 1974, 2115, 2205, 2303, 2435, 2820, 2922, 2940, 2961, 3290, 3409, 3948, 4230, 4383, 4410, 4606, 4870, 4935, 5844, 5922, 6580, 6818, 6909, 7305, 8460, 8766, 8820, 9212, 9740, 9870, 10227, 11515, 11844, 13636, 13818, 14610, 14805, 17045, 17532, 19740, 20454, 20727, 21915, 22889, 23030, 23863, 27636, 29220, 29610, 30681, 34090, 34545, 40908, 41454, 43830, 45778, 46060, 47726, 51135, 59220, 61362, 68180, 68667, 69090, 71589, 82908, 87660, 91556, 95452, 102270, 103635, 114445, 119315, 122724, 137334, 138180, 143178, 153405, 160223, 204540, 206001, 207270, 214767, 228890, 238630, 274668, 286356, 306810, 320446, 343335, 357945, 412002, 414540, 429534, 457780, 477260, 480669, 613620, 640892, 686670, 715890, 801115, 824004, 859068, 961338, 1030005, 1073835, 1121561, 1373340, 1431780, 1442007, 1602230, 1922676, 2060010, 2147670, 2243122, 2403345, 2884014, 3204460, 3364683, 4120020, 4295340, 4486244, 4806690, 5607805, 5768028, 6729366, 7210035, 9613380, 10094049, 11215610, 13458732, 14420070, 16823415, 20188098, 22431220, 28840140, 33646830, 40376196, 50470245, 67293660, 100940490, 201880980]

約数ペア:

[(1, 201880980), (2, 100940490), (3, 67293660), (4, 50470245), (5, 40376196), (6, 33646830), (7, 28840140), (9, 22431220), (10, 20188098), (12, 16823415), (14, 14420070), (15, 13458732), (18, 11215610), (20, 10094049), (21, 9613380), (28, 7210035), (30, 6729366), (35, 5768028), (36, 5607805), (42, 4806690), (45, 4486244), (47, 4295340), (49, 4120020), (60, 3364683), (63, 3204460), (70, 2884014), (84, 2403345), (90, 2243122), (94, 2147670), (98, 2060010), (105, 1922676), (126, 1602230), (140, 1442007), (141, 1431780), (147, 1373340), (180, 1121561), (188, 1073835), (196, 1030005), (210, 961338), (235, 859068), (245, 824004), (252, 801115), (282, 715890), (294, 686670), (315, 640892), (329, 613620), (420, 480669), (423, 477260), (441, 457780), (470, 429534), (487, 414540), (490, 412002), (564, 357945), (588, 343335), (630, 320446), (658, 306810), (705, 286356), (735, 274668), (846, 238630), (882, 228890), (940, 214767), (974, 207270), (980, 206001), (987, 204540), (1260, 160223), (1316, 153405), (1410, 143178), (1461, 138180), (1470, 137334), (1645, 122724), (1692, 119315), (1764, 114445), (1948, 103635), (1974, 102270), (2115, 95452), (2205, 91556), (2303, 87660), (2435, 82908), (2820, 71589), (2922, 69090), (2940, 68667), (2961, 68180), (3290, 61362), (3409, 59220), (3948, 51135), (4230, 47726), (4383, 46060), (4410, 45778), (4606, 43830), (4870, 41454), (4935, 40908), (5844, 34545), (5922, 34090), (6580, 30681), (6818, 29610), (6909, 29220), (7305, 27636), (8460, 23863), (8766, 23030), (8820, 22889), (9212, 21915), (9740, 20727), (9870, 20454), (10227, 19740), (11515, 17532), (11844, 17045), (13636, 14805), (13818, 14610)]