19531560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 62052480

約数和(自身を除く): 42520920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 53, 60, 74, 83, 106, 111, 120, 148, 159, 166, 185, 212, 222, 249, 265, 296, 318, 332, 370, 415, 424, 444, 498, 530, 555, 636, 664, 740, 795, 830, 888, 996, 1060, 1110, 1245, 1272, 1480, 1590, 1660, 1961, 1992, 2120, 2220, 2490, 3071, 3180, 3320, 3922, 4399, 4440, 4980, 5883, 6142, 6360, 7844, 8798, 9213, 9805, 9960, 11766, 12284, 13197, 15355, 15688, 17596, 18426, 19610, 21995, 23532, 24568, 26394, 29415, 30710, 35192, 36852, 39220, 43990, 46065, 47064, 52788, 58830, 61420, 65985, 73704, 78440, 87980, 92130, 105576, 117660, 122840, 131970, 162763, 175960, 184260, 235320, 263940, 325526, 368520, 488289, 527880, 651052, 813815, 976578, 1302104, 1627630, 1953156, 2441445, 3255260, 3906312, 4882890, 6510520, 9765780, 19531560]

約数ペア:

[(1, 19531560), (2, 9765780), (3, 6510520), (4, 4882890), (5, 3906312), (6, 3255260), (8, 2441445), (10, 1953156), (12, 1627630), (15, 1302104), (20, 976578), (24, 813815), (30, 651052), (37, 527880), (40, 488289), (53, 368520), (60, 325526), (74, 263940), (83, 235320), (106, 184260), (111, 175960), (120, 162763), (148, 131970), (159, 122840), (166, 117660), (185, 105576), (212, 92130), (222, 87980), (249, 78440), (265, 73704), (296, 65985), (318, 61420), (332, 58830), (370, 52788), (415, 47064), (424, 46065), (444, 43990), (498, 39220), (530, 36852), (555, 35192), (636, 30710), (664, 29415), (740, 26394), (795, 24568), (830, 23532), (888, 21995), (996, 19610), (1060, 18426), (1110, 17596), (1245, 15688), (1272, 15355), (1480, 13197), (1590, 12284), (1660, 11766), (1961, 9960), (1992, 9805), (2120, 9213), (2220, 8798), (2490, 7844), (3071, 6360), (3180, 6142), (3320, 5883), (3922, 4980), (4399, 4440)]