61671720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2459}}^1$

素因数の和:2503

約数の個数: 128

約数和(自身を含む): 212544000

約数和(自身を除く): 150872280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2459, 2508, 3135, 4180, 4918, 5016, 6270, 7377, 8360, 9836, 12295, 12540, 14754, 19672, 24590, 25080, 27049, 29508, 36885, 46721, 49180, 54098, 59016, 73770, 81147, 93442, 98360, 108196, 135245, 140163, 147540, 162294, 186884, 216392, 233605, 270490, 280326, 295080, 324588, 373768, 405735, 467210, 513931, 540980, 560652, 649176, 700815, 811470, 934420, 1027862, 1081960, 1121304, 1401630, 1541793, 1622940, 1868840, 2055724, 2569655, 2803260, 3083586, 3245880, 4111448, 5139310, 5606520, 6167172, 7708965, 10278620, 12334344, 15417930, 20557240, 30835860, 61671720]

約数ペア:

[(1, 61671720), (2, 30835860), (3, 20557240), (4, 15417930), (5, 12334344), (6, 10278620), (8, 7708965), (10, 6167172), (11, 5606520), (12, 5139310), (15, 4111448), (19, 3245880), (20, 3083586), (22, 2803260), (24, 2569655), (30, 2055724), (33, 1868840), (38, 1622940), (40, 1541793), (44, 1401630), (55, 1121304), (57, 1081960), (60, 1027862), (66, 934420), (76, 811470), (88, 700815), (95, 649176), (110, 560652), (114, 540980), (120, 513931), (132, 467210), (152, 405735), (165, 373768), (190, 324588), (209, 295080), (220, 280326), (228, 270490), (264, 233605), (285, 216392), (330, 186884), (380, 162294), (418, 147540), (440, 140163), (456, 135245), (570, 108196), (627, 98360), (660, 93442), (760, 81147), (836, 73770), (1045, 59016), (1140, 54098), (1254, 49180), (1320, 46721), (1672, 36885), (2090, 29508), (2280, 27049), (2459, 25080), (2508, 24590), (3135, 19672), (4180, 14754), (4918, 12540), (5016, 12295), (6270, 9836), (7377, 8360)]