290436900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{74471}}^1$

素因数の和:74501

約数の個数: 72

約数和(自身を含む): 904983744

約数和(自身を除く): 614546844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 74471, 148942, 223413, 297884, 372355, 446826, 744710, 893652, 968123, 1117065, 1489420, 1861775, 1936246, 2234130, 2904369, 3723550, 3872492, 4468260, 4840615, 5585325, 5808738, 7447100, 9681230, 11170650, 11617476, 14521845, 19362460, 22341300, 24203075, 29043690, 48406150, 58087380, 72609225, 96812300, 145218450, 290436900]

約数ペア:

[(1, 290436900), (2, 145218450), (3, 96812300), (4, 72609225), (5, 58087380), (6, 48406150), (10, 29043690), (12, 24203075), (13, 22341300), (15, 19362460), (20, 14521845), (25, 11617476), (26, 11170650), (30, 9681230), (39, 7447100), (50, 5808738), (52, 5585325), (60, 4840615), (65, 4468260), (75, 3872492), (78, 3723550), (100, 2904369), (130, 2234130), (150, 1936246), (156, 1861775), (195, 1489420), (260, 1117065), (300, 968123), (325, 893652), (390, 744710), (650, 446826), (780, 372355), (975, 297884), (1300, 223413), (1950, 148942), (3900, 74471)]