1661535180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2347}}^1$

素因数の和:2410

約数の個数: 240

約数和(自身を含む): 5727617280

約数和(自身を除く): 4066082100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 54, 57, 60, 69, 76, 81, 90, 92, 95, 108, 114, 115, 135, 138, 162, 171, 180, 190, 207, 228, 230, 270, 276, 285, 324, 342, 345, 380, 405, 414, 437, 460, 513, 540, 570, 621, 684, 690, 810, 828, 855, 874, 1026, 1035, 1140, 1242, 1311, 1380, 1539, 1620, 1710, 1748, 1863, 2052, 2070, 2185, 2347, 2484, 2565, 2622, 3078, 3105, 3420, 3726, 3933, 4140, 4370, 4694, 5130, 5244, 6156, 6210, 6555, 7041, 7452, 7695, 7866, 8740, 9315, 9388, 10260, 11735, 11799, 12420, 13110, 14082, 15390, 15732, 18630, 19665, 21123, 23470, 23598, 26220, 28164, 30780, 35205, 35397, 37260, 39330, 42246, 44593, 46940, 47196, 53981, 58995, 63369, 70410, 70794, 78660, 84492, 89186, 105615, 107962, 117990, 126738, 133779, 140820, 141588, 161943, 176985, 178372, 190107, 211230, 215924, 222965, 235980, 253476, 267558, 269905, 316845, 323886, 353970, 380214, 401337, 422460, 445930, 485829, 535116, 539810, 633690, 647772, 668895, 707940, 760428, 802674, 809715, 891860, 950535, 971658, 1025639, 1079620, 1204011, 1267380, 1337790, 1457487, 1605348, 1619430, 1901070, 1943316, 2006685, 2051278, 2408022, 2429145, 2675580, 2914974, 3076917, 3238860, 3612033, 3802140, 4013370, 4102556, 4372461, 4816044, 4858290, 5128195, 5829948, 6020055, 6153834, 7224066, 7287435, 8026740, 8744922, 9230751, 9716580, 10256390, 12040110, 12307668, 14448132, 14574870, 15384585, 17489844, 18060165, 18461502, 20512780, 21862305, 24080220, 27692253, 29149740, 30769170, 36120330, 36923004, 43724610, 46153755, 55384506, 61538340, 72240660, 83076759, 87449220, 92307510, 110769012, 138461265, 166153518, 184615020, 276922530, 332307036, 415383795, 553845060, 830767590, 1661535180]

約数ペア:

[(1, 1661535180), (2, 830767590), (3, 553845060), (4, 415383795), (5, 332307036), (6, 276922530), (9, 184615020), (10, 166153518), (12, 138461265), (15, 110769012), (18, 92307510), (19, 87449220), (20, 83076759), (23, 72240660), (27, 61538340), (30, 55384506), (36, 46153755), (38, 43724610), (45, 36923004), (46, 36120330), (54, 30769170), (57, 29149740), (60, 27692253), (69, 24080220), (76, 21862305), (81, 20512780), (90, 18461502), (92, 18060165), (95, 17489844), (108, 15384585), (114, 14574870), (115, 14448132), (135, 12307668), (138, 12040110), (162, 10256390), (171, 9716580), (180, 9230751), (190, 8744922), (207, 8026740), (228, 7287435), (230, 7224066), (270, 6153834), (276, 6020055), (285, 5829948), (324, 5128195), (342, 4858290), (345, 4816044), (380, 4372461), (405, 4102556), (414, 4013370), (437, 3802140), (460, 3612033), (513, 3238860), (540, 3076917), (570, 2914974), (621, 2675580), (684, 2429145), (690, 2408022), (810, 2051278), (828, 2006685), (855, 1943316), (874, 1901070), (1026, 1619430), (1035, 1605348), (1140, 1457487), (1242, 1337790), (1311, 1267380), (1380, 1204011), (1539, 1079620), (1620, 1025639), (1710, 971658), (1748, 950535), (1863, 891860), (2052, 809715), (2070, 802674), (2185, 760428), (2347, 707940), (2484, 668895), (2565, 647772), (2622, 633690), (3078, 539810), (3105, 535116), (3420, 485829), (3726, 445930), (3933, 422460), (4140, 401337), (4370, 380214), (4694, 353970), (5130, 323886), (5244, 316845), (6156, 269905), (6210, 267558), (6555, 253476), (7041, 235980), (7452, 222965), (7695, 215924), (7866, 211230), (8740, 190107), (9315, 178372), (9388, 176985), (10260, 161943), (11735, 141588), (11799, 140820), (12420, 133779), (13110, 126738), (14082, 117990), (15390, 107962), (15732, 105615), (18630, 89186), (19665, 84492), (21123, 78660), (23470, 70794), (23598, 70410), (26220, 63369), (28164, 58995), (30780, 53981), (35205, 47196), (35397, 46940), (37260, 44593), (39330, 42246)]