40805730

素因数分解:

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

素因数の和:533

約数の個数: 144

約数和(自身を含む): 130178880

約数和(自身を除く): 89373150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 487, 490, 570, 630, 665, 735, 798, 855, 882, 931, 974, 1197, 1330, 1461, 1470, 1710, 1862, 1995, 2205, 2394, 2435, 2793, 2922, 3409, 3990, 4383, 4410, 4655, 4870, 5586, 5985, 6818, 7305, 8379, 8766, 9253, 9310, 10227, 11970, 13965, 14610, 16758, 17045, 18506, 20454, 21915, 23863, 27759, 27930, 30681, 34090, 41895, 43830, 46265, 47726, 51135, 55518, 61362, 64771, 71589, 83277, 83790, 92530, 102270, 119315, 129542, 138795, 143178, 153405, 166554, 194313, 214767, 238630, 277590, 306810, 323855, 357945, 388626, 416385, 429534, 453397, 582939, 647710, 715890, 832770, 906794, 971565, 1073835, 1165878, 1360191, 1943130, 2147670, 2266985, 2720382, 2914695, 4080573, 4533970, 5829390, 6800955, 8161146, 13601910, 20402865, 40805730]

約数ペア:

[(1, 40805730), (2, 20402865), (3, 13601910), (5, 8161146), (6, 6800955), (7, 5829390), (9, 4533970), (10, 4080573), (14, 2914695), (15, 2720382), (18, 2266985), (19, 2147670), (21, 1943130), (30, 1360191), (35, 1165878), (38, 1073835), (42, 971565), (45, 906794), (49, 832770), (57, 715890), (63, 647710), (70, 582939), (90, 453397), (95, 429534), (98, 416385), (105, 388626), (114, 357945), (126, 323855), (133, 306810), (147, 277590), (171, 238630), (190, 214767), (210, 194313), (245, 166554), (266, 153405), (285, 143178), (294, 138795), (315, 129542), (342, 119315), (399, 102270), (441, 92530), (487, 83790), (490, 83277), (570, 71589), (630, 64771), (665, 61362), (735, 55518), (798, 51135), (855, 47726), (882, 46265), (931, 43830), (974, 41895), (1197, 34090), (1330, 30681), (1461, 27930), (1470, 27759), (1710, 23863), (1862, 21915), (1995, 20454), (2205, 18506), (2394, 17045), (2435, 16758), (2793, 14610), (2922, 13965), (3409, 11970), (3990, 10227), (4383, 9310), (4410, 9253), (4655, 8766), (4870, 8379), (5586, 7305), (5985, 6818)]