320878443392

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{7951}}^1$

素因数の和:8364

約数の個数: 128

約数和(自身を含む): 699496089600

約数和(自身を除く): 378617646208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 307, 316, 416, 614, 632, 832, 1027, 1228, 1264, 1664, 2054, 2456, 2528, 3991, 4108, 4912, 5056, 7951, 7982, 8216, 9824, 10112, 15902, 15964, 16432, 19648, 24253, 31804, 31928, 32864, 39296, 48506, 63608, 63856, 65728, 97012, 103363, 127216, 127712, 131456, 194024, 206726, 254432, 255424, 315289, 388048, 413452, 508864, 510848, 628129, 630578, 776096, 826904, 1017728, 1256258, 1261156, 1552192, 1653808, 2440957, 2512516, 2522312, 3104384, 3307616, 4881914, 5025032, 5044624, 6615232, 8165677, 9763828, 10050064, 10089248, 13230464, 16331354, 19527656, 20100128, 20178496, 31732441, 32662708, 39055312, 40200256, 40356992, 63464882, 65325416, 78110624, 80400512, 126929764, 130650832, 156221248, 192835603, 253859528, 261301664, 312442496, 385671206, 507719056, 522603328, 771342412, 1015438112, 1045206656, 1542684824, 2030876224, 2506862839, 3085369648, 4061752448, 5013725678, 6170739296, 10027451356, 12341478592, 20054902712, 24682957184, 40109805424, 80219610848, 160439221696, 320878443392]

約数ペア:

[(1, 320878443392), (2, 160439221696), (4, 80219610848), (8, 40109805424), (13, 24682957184), (16, 20054902712), (26, 12341478592), (32, 10027451356), (52, 6170739296), (64, 5013725678), (79, 4061752448), (104, 3085369648), (128, 2506862839), (158, 2030876224), (208, 1542684824), (307, 1045206656), (316, 1015438112), (416, 771342412), (614, 522603328), (632, 507719056), (832, 385671206), (1027, 312442496), (1228, 261301664), (1264, 253859528), (1664, 192835603), (2054, 156221248), (2456, 130650832), (2528, 126929764), (3991, 80400512), (4108, 78110624), (4912, 65325416), (5056, 63464882), (7951, 40356992), (7982, 40200256), (8216, 39055312), (9824, 32662708), (10112, 31732441), (15902, 20178496), (15964, 20100128), (16432, 19527656), (19648, 16331354), (24253, 13230464), (31804, 10089248), (31928, 10050064), (32864, 9763828), (39296, 8165677), (48506, 6615232), (63608, 5044624), (63856, 5025032), (65728, 4881914), (97012, 3307616), (103363, 3104384), (127216, 2522312), (127712, 2512516), (131456, 2440957), (194024, 1653808), (206726, 1552192), (254432, 1261156), (255424, 1256258), (315289, 1017728), (388048, 826904), (413452, 776096), (508864, 630578), (510848, 628129)]