55297980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 189719712

約数和(自身を除く): 134421732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 37, 38, 45, 46, 57, 60, 69, 74, 76, 90, 92, 95, 111, 114, 115, 138, 148, 171, 180, 185, 190, 207, 222, 228, 230, 276, 285, 333, 342, 345, 361, 370, 380, 414, 437, 444, 460, 555, 570, 666, 684, 690, 703, 722, 740, 828, 851, 855, 874, 1035, 1083, 1110, 1140, 1311, 1332, 1380, 1406, 1444, 1665, 1702, 1710, 1748, 1805, 2070, 2109, 2166, 2185, 2220, 2553, 2622, 2812, 3249, 3330, 3404, 3420, 3515, 3610, 3933, 4140, 4218, 4255, 4332, 4370, 5106, 5244, 5415, 6327, 6498, 6555, 6660, 7030, 7220, 7659, 7866, 8303, 8436, 8510, 8740, 10212, 10545, 10830, 12654, 12765, 12996, 13110, 13357, 14060, 15318, 15732, 16169, 16245, 16606, 17020, 19665, 21090, 21660, 24909, 25308, 25530, 26220, 26714, 30636, 31635, 32338, 32490, 33212, 38295, 39330, 40071, 41515, 42180, 48507, 49818, 51060, 53428, 63270, 64676, 64980, 66785, 74727, 76590, 78660, 80142, 80845, 83030, 97014, 99636, 120213, 124545, 126540, 133570, 145521, 149454, 153180, 160284, 161690, 166060, 194028, 200355, 240426, 242535, 249090, 267140, 291042, 298908, 307211, 323380, 373635, 400710, 480852, 485070, 498180, 582084, 601065, 614422, 727605, 747270, 801420, 921633, 970140, 1202130, 1228844, 1455210, 1494540, 1536055, 1843266, 2404260, 2764899, 2910420, 3072110, 3686532, 4608165, 5529798, 6144220, 9216330, 11059596, 13824495, 18432660, 27648990, 55297980]

約数ペア:

[(1, 55297980), (2, 27648990), (3, 18432660), (4, 13824495), (5, 11059596), (6, 9216330), (9, 6144220), (10, 5529798), (12, 4608165), (15, 3686532), (18, 3072110), (19, 2910420), (20, 2764899), (23, 2404260), (30, 1843266), (36, 1536055), (37, 1494540), (38, 1455210), (45, 1228844), (46, 1202130), (57, 970140), (60, 921633), (69, 801420), (74, 747270), (76, 727605), (90, 614422), (92, 601065), (95, 582084), (111, 498180), (114, 485070), (115, 480852), (138, 400710), (148, 373635), (171, 323380), (180, 307211), (185, 298908), (190, 291042), (207, 267140), (222, 249090), (228, 242535), (230, 240426), (276, 200355), (285, 194028), (333, 166060), (342, 161690), (345, 160284), (361, 153180), (370, 149454), (380, 145521), (414, 133570), (437, 126540), (444, 124545), (460, 120213), (555, 99636), (570, 97014), (666, 83030), (684, 80845), (690, 80142), (703, 78660), (722, 76590), (740, 74727), (828, 66785), (851, 64980), (855, 64676), (874, 63270), (1035, 53428), (1083, 51060), (1110, 49818), (1140, 48507), (1311, 42180), (1332, 41515), (1380, 40071), (1406, 39330), (1444, 38295), (1665, 33212), (1702, 32490), (1710, 32338), (1748, 31635), (1805, 30636), (2070, 26714), (2109, 26220), (2166, 25530), (2185, 25308), (2220, 24909), (2553, 21660), (2622, 21090), (2812, 19665), (3249, 17020), (3330, 16606), (3404, 16245), (3420, 16169), (3515, 15732), (3610, 15318), (3933, 14060), (4140, 13357), (4218, 13110), (4255, 12996), (4332, 12765), (4370, 12654), (5106, 10830), (5244, 10545), (5415, 10212), (6327, 8740), (6498, 8510), (6555, 8436), (6660, 8303), (7030, 7866), (7220, 7659)]