731664540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{613}}^1$

素因数の和:996

約数の個数: 144

約数和(自身を含む): 2346708000

約数和(自身を除く): 1615043460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 349, 380, 570, 613, 684, 698, 855, 1047, 1140, 1226, 1396, 1710, 1745, 1839, 2094, 2452, 3065, 3141, 3420, 3490, 3678, 4188, 5235, 5517, 6130, 6282, 6631, 6980, 7356, 9195, 10470, 11034, 11647, 12260, 12564, 13262, 15705, 18390, 19893, 20940, 22068, 23294, 26524, 27585, 31410, 33155, 34941, 36780, 39786, 46588, 55170, 58235, 59679, 62820, 66310, 69882, 79572, 99465, 104823, 110340, 116470, 119358, 132620, 139764, 174705, 198930, 209646, 213937, 232940, 238716, 298395, 349410, 397860, 419292, 427874, 524115, 596790, 641811, 698820, 855748, 1048230, 1069685, 1193580, 1283622, 1925433, 2096460, 2139370, 2567244, 3209055, 3850866, 4064803, 4278740, 6418110, 7701732, 8129606, 9627165, 12194409, 12836220, 16259212, 19254330, 20324015, 24388818, 36583227, 38508660, 40648030, 48777636, 60972045, 73166454, 81296060, 121944090, 146332908, 182916135, 243888180, 365832270, 731664540]

約数ペア:

[(1, 731664540), (2, 365832270), (3, 243888180), (4, 182916135), (5, 146332908), (6, 121944090), (9, 81296060), (10, 73166454), (12, 60972045), (15, 48777636), (18, 40648030), (19, 38508660), (20, 36583227), (30, 24388818), (36, 20324015), (38, 19254330), (45, 16259212), (57, 12836220), (60, 12194409), (76, 9627165), (90, 8129606), (95, 7701732), (114, 6418110), (171, 4278740), (180, 4064803), (190, 3850866), (228, 3209055), (285, 2567244), (342, 2139370), (349, 2096460), (380, 1925433), (570, 1283622), (613, 1193580), (684, 1069685), (698, 1048230), (855, 855748), (1047, 698820), (1140, 641811), (1226, 596790), (1396, 524115), (1710, 427874), (1745, 419292), (1839, 397860), (2094, 349410), (2452, 298395), (3065, 238716), (3141, 232940), (3420, 213937), (3490, 209646), (3678, 198930), (4188, 174705), (5235, 139764), (5517, 132620), (6130, 119358), (6282, 116470), (6631, 110340), (6980, 104823), (7356, 99465), (9195, 79572), (10470, 69882), (11034, 66310), (11647, 62820), (12260, 59679), (12564, 58235), (13262, 55170), (15705, 46588), (18390, 39786), (19893, 36780), (20940, 34941), (22068, 33155), (23294, 31410), (26524, 27585)]