19870110

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 192

約数和(自身を含む): 62741952

約数和(自身を除く): 42871842

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 27, 30, 34, 37, 39, 45, 51, 54, 65, 74, 78, 81, 85, 90, 102, 111, 117, 130, 135, 153, 162, 170, 185, 195, 221, 222, 234, 243, 255, 270, 306, 333, 351, 370, 390, 405, 442, 459, 481, 486, 510, 555, 585, 629, 663, 666, 702, 765, 810, 918, 962, 999, 1053, 1105, 1110, 1170, 1215, 1258, 1326, 1377, 1443, 1530, 1665, 1755, 1887, 1989, 1998, 2106, 2210, 2295, 2405, 2430, 2754, 2886, 2997, 3145, 3159, 3315, 3330, 3510, 3774, 3978, 4131, 4329, 4590, 4810, 4995, 5265, 5661, 5967, 5994, 6290, 6318, 6630, 6885, 7215, 8177, 8262, 8658, 8991, 9435, 9945, 9990, 10530, 11322, 11934, 12987, 13770, 14430, 14985, 15795, 16354, 16983, 17901, 17982, 18870, 19890, 20655, 21645, 24531, 25974, 28305, 29835, 29970, 31590, 33966, 35802, 38961, 40885, 41310, 43290, 44955, 49062, 50949, 53703, 56610, 59670, 64935, 73593, 77922, 81770, 84915, 89505, 89910, 101898, 107406, 116883, 122655, 129870, 147186, 152847, 169830, 179010, 194805, 220779, 233766, 245310, 254745, 268515, 305694, 367965, 389610, 441558, 509490, 537030, 584415, 662337, 735930, 764235, 1103895, 1168830, 1324674, 1528470, 1987011, 2207790, 3311685, 3974022, 6623370, 9935055, 19870110]

約数ペア:

[(1, 19870110), (2, 9935055), (3, 6623370), (5, 3974022), (6, 3311685), (9, 2207790), (10, 1987011), (13, 1528470), (15, 1324674), (17, 1168830), (18, 1103895), (26, 764235), (27, 735930), (30, 662337), (34, 584415), (37, 537030), (39, 509490), (45, 441558), (51, 389610), (54, 367965), (65, 305694), (74, 268515), (78, 254745), (81, 245310), (85, 233766), (90, 220779), (102, 194805), (111, 179010), (117, 169830), (130, 152847), (135, 147186), (153, 129870), (162, 122655), (170, 116883), (185, 107406), (195, 101898), (221, 89910), (222, 89505), (234, 84915), (243, 81770), (255, 77922), (270, 73593), (306, 64935), (333, 59670), (351, 56610), (370, 53703), (390, 50949), (405, 49062), (442, 44955), (459, 43290), (481, 41310), (486, 40885), (510, 38961), (555, 35802), (585, 33966), (629, 31590), (663, 29970), (666, 29835), (702, 28305), (765, 25974), (810, 24531), (918, 21645), (962, 20655), (999, 19890), (1053, 18870), (1105, 17982), (1110, 17901), (1170, 16983), (1215, 16354), (1258, 15795), (1326, 14985), (1377, 14430), (1443, 13770), (1530, 12987), (1665, 11934), (1755, 11322), (1887, 10530), (1989, 9990), (1998, 9945), (2106, 9435), (2210, 8991), (2295, 8658), (2405, 8262), (2430, 8177), (2754, 7215), (2886, 6885), (2997, 6630), (3145, 6318), (3159, 6290), (3315, 5994), (3330, 5967), (3510, 5661), (3774, 5265), (3978, 4995), (4131, 4810), (4329, 4590)]