1620407880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49463}}^1$

素因数の和:49500

約数の個数: 192

約数和(自身を含む): 6481762560

約数和(自身を除く): 4861354680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 32760, 49463, 98926, 148389, 197852, 247315, 296778, 346241, 395704, 445167, 494630, 593556, 643019, 692482, 741945, 890334, 989260, 1038723, 1187112, 1286038, 1384964, 1483890, 1731205, 1780668, 1929057, 1978520, 2077446, 2225835, 2572076, 2769928, 2967780, 3116169, 3215095, 3462410, 3561336, 3858114, 4154892, 4451670, 4501133, 5144152, 5193615, 5787171, 5935560, 6232338, 6430190, 6924820, 7716228, 8309784, 8903340, 9002266, 9645285, 10387230, 11574342, 12464676, 12860380, 13503399, 13849640, 15432456, 15580845, 17806680, 18004532, 19290570, 20774460, 22505665, 23148684, 24929352, 25720760, 27006798, 28935855, 31161690, 36009064, 38581140, 40510197, 41548920, 45011330, 46297368, 54013596, 57871710, 62323380, 67516995, 77162280, 81020394, 90022660, 108027192, 115743420, 124646760, 135033990, 162040788, 180045320, 202550985, 231486840, 270067980, 324081576, 405101970, 540135960, 810203940, 1620407880]

約数ペア:

[(1, 1620407880), (2, 810203940), (3, 540135960), (4, 405101970), (5, 324081576), (6, 270067980), (7, 231486840), (8, 202550985), (9, 180045320), (10, 162040788), (12, 135033990), (13, 124646760), (14, 115743420), (15, 108027192), (18, 90022660), (20, 81020394), (21, 77162280), (24, 67516995), (26, 62323380), (28, 57871710), (30, 54013596), (35, 46297368), (36, 45011330), (39, 41548920), (40, 40510197), (42, 38581140), (45, 36009064), (52, 31161690), (56, 28935855), (60, 27006798), (63, 25720760), (65, 24929352), (70, 23148684), (72, 22505665), (78, 20774460), (84, 19290570), (90, 18004532), (91, 17806680), (104, 15580845), (105, 15432456), (117, 13849640), (120, 13503399), (126, 12860380), (130, 12464676), (140, 11574342), (156, 10387230), (168, 9645285), (180, 9002266), (182, 8903340), (195, 8309784), (210, 7716228), (234, 6924820), (252, 6430190), (260, 6232338), (273, 5935560), (280, 5787171), (312, 5193615), (315, 5144152), (360, 4501133), (364, 4451670), (390, 4154892), (420, 3858114), (455, 3561336), (468, 3462410), (504, 3215095), (520, 3116169), (546, 2967780), (585, 2769928), (630, 2572076), (728, 2225835), (780, 2077446), (819, 1978520), (840, 1929057), (910, 1780668), (936, 1731205), (1092, 1483890), (1170, 1384964), (1260, 1286038), (1365, 1187112), (1560, 1038723), (1638, 989260), (1820, 890334), (2184, 741945), (2340, 692482), (2520, 643019), (2730, 593556), (3276, 494630), (3640, 445167), (4095, 395704), (4680, 346241), (5460, 296778), (6552, 247315), (8190, 197852), (10920, 148389), (16380, 98926), (32760, 49463)]