73838940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{487}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 249887232

約数和(自身を除く): 176048292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 361, 380, 399, 420, 487, 532, 570, 665, 722, 798, 974, 1083, 1140, 1330, 1444, 1461, 1596, 1805, 1948, 1995, 2166, 2435, 2527, 2660, 2922, 3409, 3610, 3990, 4332, 4870, 5054, 5415, 5844, 6818, 7220, 7305, 7581, 7980, 9253, 9740, 10108, 10227, 10830, 12635, 13636, 14610, 15162, 17045, 18506, 20454, 21660, 25270, 27759, 29220, 30324, 34090, 37012, 37905, 40908, 46265, 50540, 51135, 55518, 64771, 68180, 75810, 92530, 102270, 111036, 129542, 138795, 151620, 175807, 185060, 194313, 204540, 259084, 277590, 323855, 351614, 388626, 527421, 555180, 647710, 703228, 777252, 879035, 971565, 1054842, 1230649, 1295420, 1758070, 1943130, 2109684, 2461298, 2637105, 3516140, 3691947, 3886260, 4922596, 5274210, 6153245, 7383894, 10548420, 12306490, 14767788, 18459735, 24612980, 36919470, 73838940]

約数ペア:

[(1, 73838940), (2, 36919470), (3, 24612980), (4, 18459735), (5, 14767788), (6, 12306490), (7, 10548420), (10, 7383894), (12, 6153245), (14, 5274210), (15, 4922596), (19, 3886260), (20, 3691947), (21, 3516140), (28, 2637105), (30, 2461298), (35, 2109684), (38, 1943130), (42, 1758070), (57, 1295420), (60, 1230649), (70, 1054842), (76, 971565), (84, 879035), (95, 777252), (105, 703228), (114, 647710), (133, 555180), (140, 527421), (190, 388626), (210, 351614), (228, 323855), (266, 277590), (285, 259084), (361, 204540), (380, 194313), (399, 185060), (420, 175807), (487, 151620), (532, 138795), (570, 129542), (665, 111036), (722, 102270), (798, 92530), (974, 75810), (1083, 68180), (1140, 64771), (1330, 55518), (1444, 51135), (1461, 50540), (1596, 46265), (1805, 40908), (1948, 37905), (1995, 37012), (2166, 34090), (2435, 30324), (2527, 29220), (2660, 27759), (2922, 25270), (3409, 21660), (3610, 20454), (3990, 18506), (4332, 17045), (4870, 15162), (5054, 14610), (5415, 13636), (5844, 12635), (6818, 10830), (7220, 10227), (7305, 10108), (7581, 9740), (7980, 9253)]