311932044

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 877793280

約数和(自身を除く): 565861236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 47, 57, 62, 76, 93, 94, 114, 124, 141, 171, 186, 188, 228, 279, 282, 313, 342, 372, 423, 558, 564, 589, 626, 684, 846, 893, 939, 1116, 1178, 1252, 1457, 1692, 1767, 1786, 1878, 2356, 2679, 2817, 2914, 3534, 3572, 3756, 4371, 5301, 5358, 5634, 5828, 5947, 7068, 8037, 8742, 9703, 10602, 10716, 11268, 11894, 13113, 14711, 16074, 17484, 17841, 19406, 21204, 23788, 26226, 27683, 29109, 29422, 32148, 35682, 38812, 44133, 52452, 53523, 55366, 58218, 58844, 71364, 83049, 87327, 88266, 107046, 110732, 116436, 132399, 166098, 174654, 176532, 184357, 214092, 249147, 264798, 279509, 332196, 349308, 368714, 456041, 498294, 529596, 553071, 559018, 737428, 838527, 912082, 996588, 1106142, 1118036, 1368123, 1659213, 1677054, 1824164, 2212284, 2515581, 2736246, 3318426, 3354108, 4104369, 5031162, 5472492, 6636852, 8208738, 8664779, 10062324, 16417476, 17329558, 25994337, 34659116, 51988674, 77983011, 103977348, 155966022, 311932044]

約数ペア:

[(1, 311932044), (2, 155966022), (3, 103977348), (4, 77983011), (6, 51988674), (9, 34659116), (12, 25994337), (18, 17329558), (19, 16417476), (31, 10062324), (36, 8664779), (38, 8208738), (47, 6636852), (57, 5472492), (62, 5031162), (76, 4104369), (93, 3354108), (94, 3318426), (114, 2736246), (124, 2515581), (141, 2212284), (171, 1824164), (186, 1677054), (188, 1659213), (228, 1368123), (279, 1118036), (282, 1106142), (313, 996588), (342, 912082), (372, 838527), (423, 737428), (558, 559018), (564, 553071), (589, 529596), (626, 498294), (684, 456041), (846, 368714), (893, 349308), (939, 332196), (1116, 279509), (1178, 264798), (1252, 249147), (1457, 214092), (1692, 184357), (1767, 176532), (1786, 174654), (1878, 166098), (2356, 132399), (2679, 116436), (2817, 110732), (2914, 107046), (3534, 88266), (3572, 87327), (3756, 83049), (4371, 71364), (5301, 58844), (5358, 58218), (5634, 55366), (5828, 53523), (5947, 52452), (7068, 44133), (8037, 38812), (8742, 35682), (9703, 32148), (10602, 29422), (10716, 29109), (11268, 27683), (11894, 26226), (13113, 23788), (14711, 21204), (16074, 19406), (17484, 17841)]