1861860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 192

約数和(自身を含む): 7225344

約数和(自身を除く): 5363484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 31, 33, 35, 39, 42, 44, 52, 55, 60, 62, 65, 66, 70, 77, 78, 84, 91, 93, 105, 110, 124, 130, 132, 140, 143, 154, 155, 156, 165, 182, 186, 195, 210, 217, 220, 231, 260, 273, 286, 308, 310, 330, 341, 364, 372, 385, 390, 403, 420, 429, 434, 455, 462, 465, 546, 572, 620, 651, 660, 682, 715, 770, 780, 806, 858, 868, 910, 924, 930, 1001, 1023, 1085, 1092, 1155, 1209, 1302, 1364, 1365, 1430, 1540, 1612, 1705, 1716, 1820, 1860, 2002, 2015, 2046, 2145, 2170, 2310, 2387, 2418, 2604, 2730, 2821, 2860, 3003, 3255, 3410, 4004, 4030, 4092, 4290, 4340, 4433, 4620, 4774, 4836, 5005, 5115, 5460, 5642, 6006, 6045, 6510, 6820, 7161, 8060, 8463, 8580, 8866, 9548, 10010, 10230, 11284, 11935, 12012, 12090, 13020, 13299, 14105, 14322, 15015, 16926, 17732, 20020, 20460, 22165, 23870, 24180, 26598, 28210, 28644, 30030, 31031, 33852, 35805, 42315, 44330, 47740, 53196, 56420, 60060, 62062, 66495, 71610, 84630, 88660, 93093, 124124, 132990, 143220, 155155, 169260, 186186, 265980, 310310, 372372, 465465, 620620, 930930, 1861860]

約数ペア:

[(1, 1861860), (2, 930930), (3, 620620), (4, 465465), (5, 372372), (6, 310310), (7, 265980), (10, 186186), (11, 169260), (12, 155155), (13, 143220), (14, 132990), (15, 124124), (20, 93093), (21, 88660), (22, 84630), (26, 71610), (28, 66495), (30, 62062), (31, 60060), (33, 56420), (35, 53196), (39, 47740), (42, 44330), (44, 42315), (52, 35805), (55, 33852), (60, 31031), (62, 30030), (65, 28644), (66, 28210), (70, 26598), (77, 24180), (78, 23870), (84, 22165), (91, 20460), (93, 20020), (105, 17732), (110, 16926), (124, 15015), (130, 14322), (132, 14105), (140, 13299), (143, 13020), (154, 12090), (155, 12012), (156, 11935), (165, 11284), (182, 10230), (186, 10010), (195, 9548), (210, 8866), (217, 8580), (220, 8463), (231, 8060), (260, 7161), (273, 6820), (286, 6510), (308, 6045), (310, 6006), (330, 5642), (341, 5460), (364, 5115), (372, 5005), (385, 4836), (390, 4774), (403, 4620), (420, 4433), (429, 4340), (434, 4290), (455, 4092), (462, 4030), (465, 4004), (546, 3410), (572, 3255), (620, 3003), (651, 2860), (660, 2821), (682, 2730), (715, 2604), (770, 2418), (780, 2387), (806, 2310), (858, 2170), (868, 2145), (910, 2046), (924, 2015), (930, 2002), (1001, 1860), (1023, 1820), (1085, 1716), (1092, 1705), (1155, 1612), (1209, 1540), (1302, 1430), (1364, 1365)]