1640609910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1327}}^1$

素因数の和:1603

約数の個数: 128

約数和(自身を含む): 4627814400

約数和(自身を除く): 2987204490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 241, 270, 285, 342, 482, 513, 570, 723, 855, 1026, 1205, 1327, 1446, 1710, 2169, 2410, 2565, 2654, 3615, 3981, 4338, 4579, 5130, 6507, 6635, 7230, 7962, 9158, 10845, 11943, 13014, 13270, 13737, 19905, 21690, 22895, 23886, 25213, 27474, 32535, 35829, 39810, 41211, 45790, 50426, 59715, 65070, 68685, 71658, 75639, 82422, 119430, 123633, 126065, 137370, 151278, 179145, 206055, 226917, 247266, 252130, 319807, 358290, 378195, 412110, 453834, 618165, 639614, 680751, 756390, 959421, 1134585, 1236330, 1361502, 1599035, 1918842, 2269170, 2878263, 3198070, 3403755, 4797105, 5756526, 6076333, 6807510, 8634789, 9594210, 12152666, 14391315, 17269578, 18228999, 28782630, 30381665, 36457998, 43173945, 54686997, 60763330, 86347890, 91144995, 109373994, 164060991, 182289990, 273434985, 328121982, 546869970, 820304955, 1640609910]

約数ペア:

[(1, 1640609910), (2, 820304955), (3, 546869970), (5, 328121982), (6, 273434985), (9, 182289990), (10, 164060991), (15, 109373994), (18, 91144995), (19, 86347890), (27, 60763330), (30, 54686997), (38, 43173945), (45, 36457998), (54, 30381665), (57, 28782630), (90, 18228999), (95, 17269578), (114, 14391315), (135, 12152666), (171, 9594210), (190, 8634789), (241, 6807510), (270, 6076333), (285, 5756526), (342, 4797105), (482, 3403755), (513, 3198070), (570, 2878263), (723, 2269170), (855, 1918842), (1026, 1599035), (1205, 1361502), (1327, 1236330), (1446, 1134585), (1710, 959421), (2169, 756390), (2410, 680751), (2565, 639614), (2654, 618165), (3615, 453834), (3981, 412110), (4338, 378195), (4579, 358290), (5130, 319807), (6507, 252130), (6635, 247266), (7230, 226917), (7962, 206055), (9158, 179145), (10845, 151278), (11943, 137370), (13014, 126065), (13270, 123633), (13737, 119430), (19905, 82422), (21690, 75639), (22895, 71658), (23886, 68685), (25213, 65070), (27474, 59715), (32535, 50426), (35829, 45790), (39810, 41211)]