51256680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22481}}^1$

素因数の和:22514

約数の個数: 64

約数和(自身を含む): 161870400

約数和(自身を除く): 110613720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 22481, 44962, 67443, 89924, 112405, 134886, 179848, 224810, 269772, 337215, 427139, 449620, 539544, 674430, 854278, 899240, 1281417, 1348860, 1708556, 2135695, 2562834, 2697720, 3417112, 4271390, 5125668, 6407085, 8542780, 10251336, 12814170, 17085560, 25628340, 51256680]

約数ペア:

[(1, 51256680), (2, 25628340), (3, 17085560), (4, 12814170), (5, 10251336), (6, 8542780), (8, 6407085), (10, 5125668), (12, 4271390), (15, 3417112), (19, 2697720), (20, 2562834), (24, 2135695), (30, 1708556), (38, 1348860), (40, 1281417), (57, 899240), (60, 854278), (76, 674430), (95, 539544), (114, 449620), (120, 427139), (152, 337215), (190, 269772), (228, 224810), (285, 179848), (380, 134886), (456, 112405), (570, 89924), (760, 67443), (1140, 44962), (2280, 22481)]