30615520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 80015040

約数和(自身を除く): 49399520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 328, 359, 410, 416, 520, 533, 656, 718, 820, 1040, 1066, 1312, 1436, 1640, 1795, 2080, 2132, 2665, 2872, 3280, 3590, 4264, 4667, 5330, 5744, 6560, 7180, 8528, 9334, 10660, 11488, 14360, 14719, 17056, 18668, 21320, 23335, 28720, 29438, 37336, 42640, 46670, 57440, 58876, 73595, 74672, 85280, 93340, 117752, 147190, 149344, 186680, 191347, 235504, 294380, 373360, 382694, 471008, 588760, 746720, 765388, 956735, 1177520, 1530776, 1913470, 2355040, 3061552, 3826940, 6123104, 7653880, 15307760, 30615520]

約数ペア:

[(1, 30615520), (2, 15307760), (4, 7653880), (5, 6123104), (8, 3826940), (10, 3061552), (13, 2355040), (16, 1913470), (20, 1530776), (26, 1177520), (32, 956735), (40, 765388), (41, 746720), (52, 588760), (65, 471008), (80, 382694), (82, 373360), (104, 294380), (130, 235504), (160, 191347), (164, 186680), (205, 149344), (208, 147190), (260, 117752), (328, 93340), (359, 85280), (410, 74672), (416, 73595), (520, 58876), (533, 57440), (656, 46670), (718, 42640), (820, 37336), (1040, 29438), (1066, 28720), (1312, 23335), (1436, 21320), (1640, 18668), (1795, 17056), (2080, 14719), (2132, 14360), (2665, 11488), (2872, 10660), (3280, 9334), (3590, 8528), (4264, 7180), (4667, 6560), (5330, 5744)]