19251960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 256

約数和(自身を含む): 74511360

約数和(自身を除く): 55259400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 41, 42, 43, 52, 56, 60, 65, 70, 78, 82, 84, 86, 91, 104, 105, 120, 123, 129, 130, 140, 156, 164, 168, 172, 182, 195, 205, 210, 215, 246, 258, 260, 273, 280, 287, 301, 312, 328, 344, 364, 390, 410, 420, 430, 455, 492, 516, 520, 533, 546, 559, 574, 602, 615, 645, 728, 780, 820, 840, 860, 861, 903, 910, 984, 1032, 1066, 1092, 1118, 1148, 1204, 1230, 1290, 1365, 1435, 1505, 1560, 1599, 1640, 1677, 1720, 1722, 1763, 1806, 1820, 2132, 2184, 2236, 2296, 2408, 2460, 2580, 2665, 2730, 2795, 2870, 3010, 3198, 3354, 3444, 3526, 3612, 3640, 3731, 3913, 4264, 4305, 4472, 4515, 4920, 5160, 5289, 5330, 5460, 5590, 5740, 6020, 6396, 6708, 6888, 7052, 7224, 7462, 7826, 7995, 8385, 8610, 8815, 9030, 10578, 10660, 10920, 11180, 11193, 11480, 11739, 12040, 12341, 12792, 13416, 14104, 14924, 15652, 15990, 16770, 17220, 17630, 18060, 18655, 19565, 21156, 21320, 22360, 22386, 22919, 23478, 24682, 26445, 29848, 31304, 31980, 33540, 34440, 35260, 36120, 37023, 37310, 39130, 42312, 44772, 45838, 46956, 49364, 52890, 55965, 58695, 61705, 63960, 67080, 68757, 70520, 74046, 74620, 78260, 89544, 91676, 93912, 98728, 105780, 111930, 114595, 117390, 123410, 137514, 148092, 149240, 156520, 160433, 183352, 185115, 211560, 223860, 229190, 234780, 246820, 275028, 296184, 320866, 343785, 370230, 447720, 458380, 469560, 481299, 493640, 550056, 641732, 687570, 740460, 802165, 916760, 962598, 1283464, 1375140, 1480920, 1604330, 1925196, 2406495, 2750280, 3208660, 3850392, 4812990, 6417320, 9625980, 19251960]

約数ペア:

[(1, 19251960), (2, 9625980), (3, 6417320), (4, 4812990), (5, 3850392), (6, 3208660), (7, 2750280), (8, 2406495), (10, 1925196), (12, 1604330), (13, 1480920), (14, 1375140), (15, 1283464), (20, 962598), (21, 916760), (24, 802165), (26, 740460), (28, 687570), (30, 641732), (35, 550056), (39, 493640), (40, 481299), (41, 469560), (42, 458380), (43, 447720), (52, 370230), (56, 343785), (60, 320866), (65, 296184), (70, 275028), (78, 246820), (82, 234780), (84, 229190), (86, 223860), (91, 211560), (104, 185115), (105, 183352), (120, 160433), (123, 156520), (129, 149240), (130, 148092), (140, 137514), (156, 123410), (164, 117390), (168, 114595), (172, 111930), (182, 105780), (195, 98728), (205, 93912), (210, 91676), (215, 89544), (246, 78260), (258, 74620), (260, 74046), (273, 70520), (280, 68757), (287, 67080), (301, 63960), (312, 61705), (328, 58695), (344, 55965), (364, 52890), (390, 49364), (410, 46956), (420, 45838), (430, 44772), (455, 42312), (492, 39130), (516, 37310), (520, 37023), (533, 36120), (546, 35260), (559, 34440), (574, 33540), (602, 31980), (615, 31304), (645, 29848), (728, 26445), (780, 24682), (820, 23478), (840, 22919), (860, 22386), (861, 22360), (903, 21320), (910, 21156), (984, 19565), (1032, 18655), (1066, 18060), (1092, 17630), (1118, 17220), (1148, 16770), (1204, 15990), (1230, 15652), (1290, 14924), (1365, 14104), (1435, 13416), (1505, 12792), (1560, 12341), (1599, 12040), (1640, 11739), (1677, 11480), (1720, 11193), (1722, 11180), (1763, 10920), (1806, 10660), (1820, 10578), (2132, 9030), (2184, 8815), (2236, 8610), (2296, 8385), (2408, 7995), (2460, 7826), (2580, 7462), (2665, 7224), (2730, 7052), (2795, 6888), (2870, 6708), (3010, 6396), (3198, 6020), (3354, 5740), (3444, 5590), (3526, 5460), (3612, 5330), (3640, 5289), (3731, 5160), (3913, 4920), (4264, 4515), (4305, 4472)]