245087310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 670602240

約数和(自身を除く): 425514930

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 89, 115, 130, 138, 178, 195, 230, 267, 299, 307, 345, 390, 445, 534, 598, 614, 690, 890, 897, 921, 1157, 1335, 1495, 1535, 1794, 1842, 2047, 2314, 2670, 2990, 3070, 3471, 3991, 4094, 4485, 4605, 5785, 6141, 6942, 7061, 7982, 8970, 9210, 10235, 11570, 11973, 12282, 14122, 17355, 19955, 20470, 21183, 23946, 26611, 27323, 30705, 34710, 35305, 39910, 42366, 53222, 54646, 59865, 61410, 70610, 79833, 81969, 91793, 105915, 119730, 133055, 136615, 159666, 163938, 183586, 211830, 266110, 273230, 275379, 355199, 399165, 409845, 458965, 550758, 628429, 710398, 798330, 819690, 917930, 1065597, 1256858, 1376895, 1775995, 1885287, 2131194, 2753790, 3142145, 3551990, 3770574, 5327985, 6284290, 8169577, 9426435, 10655970, 16339154, 18852870, 24508731, 40847885, 49017462, 81695770, 122543655, 245087310]

約数ペア:

[(1, 245087310), (2, 122543655), (3, 81695770), (5, 49017462), (6, 40847885), (10, 24508731), (13, 18852870), (15, 16339154), (23, 10655970), (26, 9426435), (30, 8169577), (39, 6284290), (46, 5327985), (65, 3770574), (69, 3551990), (78, 3142145), (89, 2753790), (115, 2131194), (130, 1885287), (138, 1775995), (178, 1376895), (195, 1256858), (230, 1065597), (267, 917930), (299, 819690), (307, 798330), (345, 710398), (390, 628429), (445, 550758), (534, 458965), (598, 409845), (614, 399165), (690, 355199), (890, 275379), (897, 273230), (921, 266110), (1157, 211830), (1335, 183586), (1495, 163938), (1535, 159666), (1794, 136615), (1842, 133055), (2047, 119730), (2314, 105915), (2670, 91793), (2990, 81969), (3070, 79833), (3471, 70610), (3991, 61410), (4094, 59865), (4485, 54646), (4605, 53222), (5785, 42366), (6141, 39910), (6942, 35305), (7061, 34710), (7982, 30705), (8970, 27323), (9210, 26611), (10235, 23946), (11570, 21183), (11973, 20470), (12282, 19955), (14122, 17355)]