438397904

素因数分解:

$2^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 160

約数和(自身を含む): 1085644800

約数和(自身を除く): 647246896

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 49, 56, 68, 74, 98, 112, 119, 127, 136, 148, 196, 238, 254, 259, 272, 296, 343, 392, 476, 508, 518, 592, 629, 686, 784, 833, 889, 952, 1016, 1036, 1258, 1372, 1666, 1778, 1813, 1904, 2032, 2072, 2159, 2516, 2744, 3332, 3556, 3626, 4144, 4318, 4403, 4699, 5032, 5488, 5831, 6223, 6664, 7112, 7252, 8636, 8806, 9398, 10064, 11662, 12446, 12691, 13328, 14224, 14504, 15113, 17272, 17612, 18796, 23324, 24892, 25382, 29008, 30226, 30821, 32893, 34544, 35224, 37592, 43561, 46648, 49784, 50764, 60452, 61642, 65786, 70448, 75184, 79883, 87122, 93296, 99568, 101528, 105791, 120904, 123284, 131572, 159766, 174244, 203056, 211582, 215747, 230251, 241808, 246568, 263144, 319532, 348488, 423164, 431494, 460502, 493136, 526288, 559181, 639064, 696976, 740537, 846328, 862988, 921004, 1118362, 1278128, 1481074, 1611757, 1692656, 1725976, 1842008, 2236724, 2962148, 3223514, 3451952, 3684016, 3914267, 4473448, 5924296, 6447028, 7828534, 8946896, 11848592, 12894056, 15657068, 25788112, 27399869, 31314136, 54799738, 62628272, 109599476, 219198952, 438397904]

約数ペア:

[(1, 438397904), (2, 219198952), (4, 109599476), (7, 62628272), (8, 54799738), (14, 31314136), (16, 27399869), (17, 25788112), (28, 15657068), (34, 12894056), (37, 11848592), (49, 8946896), (56, 7828534), (68, 6447028), (74, 5924296), (98, 4473448), (112, 3914267), (119, 3684016), (127, 3451952), (136, 3223514), (148, 2962148), (196, 2236724), (238, 1842008), (254, 1725976), (259, 1692656), (272, 1611757), (296, 1481074), (343, 1278128), (392, 1118362), (476, 921004), (508, 862988), (518, 846328), (592, 740537), (629, 696976), (686, 639064), (784, 559181), (833, 526288), (889, 493136), (952, 460502), (1016, 431494), (1036, 423164), (1258, 348488), (1372, 319532), (1666, 263144), (1778, 246568), (1813, 241808), (1904, 230251), (2032, 215747), (2072, 211582), (2159, 203056), (2516, 174244), (2744, 159766), (3332, 131572), (3556, 123284), (3626, 120904), (4144, 105791), (4318, 101528), (4403, 99568), (4699, 93296), (5032, 87122), (5488, 79883), (5831, 75184), (6223, 70448), (6664, 65786), (7112, 61642), (7252, 60452), (8636, 50764), (8806, 49784), (9398, 46648), (10064, 43561), (11662, 37592), (12446, 35224), (12691, 34544), (13328, 32893), (14224, 30821), (14504, 30226), (15113, 29008), (17272, 25382), (17612, 24892), (18796, 23324)]