65455440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 219200256

約数和(自身を除く): 153744816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 61, 68, 80, 85, 102, 120, 122, 136, 170, 183, 204, 240, 244, 255, 263, 272, 305, 340, 366, 408, 488, 510, 526, 610, 680, 732, 789, 816, 915, 976, 1020, 1037, 1052, 1220, 1315, 1360, 1464, 1578, 1830, 2040, 2074, 2104, 2440, 2630, 2928, 3111, 3156, 3660, 3945, 4080, 4148, 4208, 4471, 4880, 5185, 5260, 6222, 6312, 7320, 7890, 8296, 8942, 10370, 10520, 12444, 12624, 13413, 14640, 15555, 15780, 16043, 16592, 17884, 20740, 21040, 22355, 24888, 26826, 31110, 31560, 32086, 35768, 41480, 44710, 48129, 49776, 53652, 62220, 63120, 64172, 67065, 71536, 80215, 82960, 89420, 96258, 107304, 124440, 128344, 134130, 160430, 178840, 192516, 214608, 240645, 248880, 256688, 268260, 272731, 320860, 357680, 385032, 481290, 536520, 545462, 641720, 770064, 818193, 962580, 1073040, 1090924, 1283440, 1363655, 1636386, 1925160, 2181848, 2727310, 3272772, 3850320, 4090965, 4363696, 5454620, 6545544, 8181930, 10909240, 13091088, 16363860, 21818480, 32727720, 65455440]

約数ペア:

[(1, 65455440), (2, 32727720), (3, 21818480), (4, 16363860), (5, 13091088), (6, 10909240), (8, 8181930), (10, 6545544), (12, 5454620), (15, 4363696), (16, 4090965), (17, 3850320), (20, 3272772), (24, 2727310), (30, 2181848), (34, 1925160), (40, 1636386), (48, 1363655), (51, 1283440), (60, 1090924), (61, 1073040), (68, 962580), (80, 818193), (85, 770064), (102, 641720), (120, 545462), (122, 536520), (136, 481290), (170, 385032), (183, 357680), (204, 320860), (240, 272731), (244, 268260), (255, 256688), (263, 248880), (272, 240645), (305, 214608), (340, 192516), (366, 178840), (408, 160430), (488, 134130), (510, 128344), (526, 124440), (610, 107304), (680, 96258), (732, 89420), (789, 82960), (816, 80215), (915, 71536), (976, 67065), (1020, 64172), (1037, 63120), (1052, 62220), (1220, 53652), (1315, 49776), (1360, 48129), (1464, 44710), (1578, 41480), (1830, 35768), (2040, 32086), (2074, 31560), (2104, 31110), (2440, 26826), (2630, 24888), (2928, 22355), (3111, 21040), (3156, 20740), (3660, 17884), (3945, 16592), (4080, 16043), (4148, 15780), (4208, 15555), (4471, 14640), (4880, 13413), (5185, 12624), (5260, 12444), (6222, 10520), (6312, 10370), (7320, 8942), (7890, 8296)]