51145560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 256

約数和(自身を含む): 186624000

約数和(自身を除く): 135478440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 29, 30, 36, 40, 45, 46, 54, 58, 60, 69, 71, 72, 87, 90, 92, 108, 115, 116, 120, 135, 138, 142, 145, 174, 180, 184, 207, 213, 216, 230, 232, 261, 270, 276, 284, 290, 345, 348, 355, 360, 414, 426, 435, 460, 522, 540, 552, 568, 580, 621, 639, 667, 690, 696, 710, 783, 828, 852, 870, 920, 1035, 1044, 1065, 1080, 1160, 1242, 1278, 1305, 1334, 1380, 1420, 1566, 1633, 1656, 1704, 1740, 1917, 2001, 2059, 2070, 2088, 2130, 2484, 2556, 2610, 2668, 2760, 2840, 3105, 3132, 3195, 3266, 3335, 3480, 3834, 3915, 4002, 4118, 4140, 4260, 4899, 4968, 5112, 5220, 5336, 6003, 6177, 6210, 6264, 6390, 6532, 6670, 7668, 7830, 8004, 8165, 8236, 8280, 8520, 9585, 9798, 10005, 10295, 10440, 12006, 12354, 12420, 12780, 13064, 13340, 14697, 15336, 15660, 16008, 16330, 16472, 18009, 18531, 19170, 19596, 20010, 20590, 24012, 24495, 24708, 24840, 25560, 26680, 29394, 30015, 30885, 31320, 32660, 36018, 37062, 38340, 39192, 40020, 41180, 44091, 47357, 48024, 48990, 49416, 55593, 58788, 60030, 61770, 65320, 72036, 73485, 74124, 76680, 80040, 82360, 88182, 90045, 92655, 94714, 97980, 111186, 117576, 120060, 123540, 142071, 144072, 146970, 148248, 176364, 180090, 185310, 189428, 195960, 220455, 222372, 236785, 240120, 247080, 277965, 284142, 293940, 352728, 360180, 370620, 378856, 426213, 440910, 444744, 473570, 555930, 568284, 587880, 710355, 720360, 741240, 852426, 881820, 947140, 1111860, 1136568, 1278639, 1420710, 1704852, 1763640, 1894280, 2131065, 2223720, 2557278, 2841420, 3409704, 4262130, 5114556, 5682840, 6393195, 8524260, 10229112, 12786390, 17048520, 25572780, 51145560]

約数ペア:

[(1, 51145560), (2, 25572780), (3, 17048520), (4, 12786390), (5, 10229112), (6, 8524260), (8, 6393195), (9, 5682840), (10, 5114556), (12, 4262130), (15, 3409704), (18, 2841420), (20, 2557278), (23, 2223720), (24, 2131065), (27, 1894280), (29, 1763640), (30, 1704852), (36, 1420710), (40, 1278639), (45, 1136568), (46, 1111860), (54, 947140), (58, 881820), (60, 852426), (69, 741240), (71, 720360), (72, 710355), (87, 587880), (90, 568284), (92, 555930), (108, 473570), (115, 444744), (116, 440910), (120, 426213), (135, 378856), (138, 370620), (142, 360180), (145, 352728), (174, 293940), (180, 284142), (184, 277965), (207, 247080), (213, 240120), (216, 236785), (230, 222372), (232, 220455), (261, 195960), (270, 189428), (276, 185310), (284, 180090), (290, 176364), (345, 148248), (348, 146970), (355, 144072), (360, 142071), (414, 123540), (426, 120060), (435, 117576), (460, 111186), (522, 97980), (540, 94714), (552, 92655), (568, 90045), (580, 88182), (621, 82360), (639, 80040), (667, 76680), (690, 74124), (696, 73485), (710, 72036), (783, 65320), (828, 61770), (852, 60030), (870, 58788), (920, 55593), (1035, 49416), (1044, 48990), (1065, 48024), (1080, 47357), (1160, 44091), (1242, 41180), (1278, 40020), (1305, 39192), (1334, 38340), (1380, 37062), (1420, 36018), (1566, 32660), (1633, 31320), (1656, 30885), (1704, 30015), (1740, 29394), (1917, 26680), (2001, 25560), (2059, 24840), (2070, 24708), (2088, 24495), (2130, 24012), (2484, 20590), (2556, 20010), (2610, 19596), (2668, 19170), (2760, 18531), (2840, 18009), (3105, 16472), (3132, 16330), (3195, 16008), (3266, 15660), (3335, 15336), (3480, 14697), (3834, 13340), (3915, 13064), (4002, 12780), (4118, 12420), (4140, 12354), (4260, 12006), (4899, 10440), (4968, 10295), (5112, 10005), (5220, 9798), (5336, 9585), (6003, 8520), (6177, 8280), (6210, 8236), (6264, 8165), (6390, 8004), (6532, 7830), (6670, 7668)]