30274790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 75479040

約数和(自身を除く): 45204250

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 19, 26, 34, 35, 38, 65, 70, 85, 91, 95, 103, 119, 130, 133, 170, 182, 190, 206, 221, 238, 247, 266, 323, 442, 455, 494, 515, 595, 646, 665, 721, 910, 1030, 1105, 1190, 1235, 1330, 1339, 1442, 1547, 1615, 1729, 1751, 1957, 2210, 2261, 2470, 2678, 3094, 3230, 3458, 3502, 3605, 3914, 4199, 4522, 6695, 7210, 7735, 8398, 8645, 8755, 9373, 9785, 11305, 12257, 13390, 13699, 15470, 17290, 17510, 18746, 19570, 20995, 22610, 22763, 24514, 25441, 27398, 29393, 33269, 41990, 45526, 46865, 50882, 58786, 61285, 66538, 68495, 93730, 113815, 122570, 127205, 136990, 146965, 159341, 166345, 178087, 227630, 232883, 254410, 293930, 318682, 332690, 356174, 432497, 465766, 796705, 864994, 890435, 1164415, 1593410, 1780870, 2162485, 2328830, 3027479, 4324970, 6054958, 15137395, 30274790]

約数ペア:

[(1, 30274790), (2, 15137395), (5, 6054958), (7, 4324970), (10, 3027479), (13, 2328830), (14, 2162485), (17, 1780870), (19, 1593410), (26, 1164415), (34, 890435), (35, 864994), (38, 796705), (65, 465766), (70, 432497), (85, 356174), (91, 332690), (95, 318682), (103, 293930), (119, 254410), (130, 232883), (133, 227630), (170, 178087), (182, 166345), (190, 159341), (206, 146965), (221, 136990), (238, 127205), (247, 122570), (266, 113815), (323, 93730), (442, 68495), (455, 66538), (494, 61285), (515, 58786), (595, 50882), (646, 46865), (665, 45526), (721, 41990), (910, 33269), (1030, 29393), (1105, 27398), (1190, 25441), (1235, 24514), (1330, 22763), (1339, 22610), (1442, 20995), (1547, 19570), (1615, 18746), (1729, 17510), (1751, 17290), (1957, 15470), (2210, 13699), (2261, 13390), (2470, 12257), (2678, 11305), (3094, 9785), (3230, 9373), (3458, 8755), (3502, 8645), (3605, 8398), (3914, 7735), (4199, 7210), (4522, 6695)]